Cycad Names

Search results: 911 names ( 394 accepted names, 444 synonyms and other names, and 73 invalidly published names )

  • Bowenia serrulata (W.Bull) Chamb., Bot. Gaz. 54: 419. (1912).

    [BHL]

    Type Location(s): BAS: B. spectabilis var. serrulata

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Bowenia spectabilis Hook. ex Hook.f., Bot. Mag. 89: t. 5398. (1863).

    [BHL]

    Type Location(s): LT:Bot. Mag. 89: t. 5398 (1863)

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Ceratozamia alba Pérez-Farr., Gut.Ortega & Vovides, Phytotaxa 666(4): 256-276 (265, figs. 5-11). (2024).

    Type Location(s): HT:HEM; IT:CHIP, XAL

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia alvarezii Pérez-Farr., Vovides & Iglesias, Novon 9(3) 410-413, fig. 1. (1999).

    [BHL]

    Type Location(s): HT:CHIP; IT:F, MEXU, MO

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Endangered A2acd; B1ab(i,iii,v)+2ab(i,iii,v); C1

  • Ceratozamia aurantiaca Pérez-Farr., Gut.Ortega, J.L.Haynes & Vovides, Taxonomy 1(3): 243-255. (2021).

    Type Location(s): HT:HEM; IT:XAL

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia becerrae Pérez-Farr., Vovides & Schutzman, Bot. J. Linn. Soc. 146(1): 123-128, figs. 1-7. (2004).

    Type Location(s): HT:XAL

    Distribution: Mexico (Chiapas, Tabasco)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia brevifrons Miq., Tijdschr. Wis- Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1(1): 41-42. (1847).

    Type Location(s): NT:XAL

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Endangered A2c

  • Ceratozamia chamberlainii Mart.-Domínguez, Nic.-Mor. & D.W.Stev., Phytotaxa 317(1): 17-28. (2017).

    Type Location(s): HT: CIB; IT: MEXU, NY

    Distribution: Mexico (Hidalgo, Querétaro, San Luis Potosí)

    IUCN Red List Conservation Status: Endangered A2c; B1ab(i,ii,iii)

  • Ceratozamia chimalapensis Pérez-Farr. & Vovides, Bot. J. Linn. Soc. 157(2): 169-175, figs. 1-4. (2008).

    Type Location(s): HT:HEM; IT:MEXU, MO, XAL

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Endangered A3cd+4cd; B2ab(ii,iii,v)

  • Ceratozamia chinantlensis Pérez-Farr., Ram.-Oviedo & Gut.-Ortega, Taxonomy 4(4): 733-747 (738, figs. 4-11). (2024).

    Type Location(s): HT:HEM;IT:XAL,MEXU

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia decumbens Vovides, Avendaño, Pérez-Farr. & Gonz.-Astorga, Novon 18(1): 109-114, fig. 1. (2008).

    [BHL]

    Type Location(s): HT:XAL; IT:HEM, MO

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Endangered A2c; B1ab(i,ii,iii,v)

  • Ceratozamia delucana Vázq.Torres, A.Moretti & Carvajal-Hern., Delpinoa 50-51: 129-133, figs. 1-5 (2008-2009 issued December 2013). (2013).

    Type Location(s): HT:CIB; IT:XAL, XALU

    Distribution: Mexico (Puebla, Veracruz)

    IUCN Red List Conservation Status: Endangered A2cd; B1ab(i,ii,iii)

  • Ceratozamia dominguezii Pérez-Farr. & Gut.Ortega, Taxonomy 1(4): 345-349, figs. 2, 5-9. (2021).

    Type Location(s): HT:HEM; IT:MEXU, XAL

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia euryphyllidia Vázq.Torres, Sabato & D.W.Stev., Brittonia 38(1): 17-26, figs. 1-5. (1986).

    Type Location(s): HT:NY; IT:CHAPA, NY, XALU

    Distribution: Mexico (Oaxaca, Veracruz)

    IUCN Red List Conservation Status: Endangered A4cd; B1ab(iii,v)

  • Ceratozamia fuscoviridis W.Bull, Retail List [Bull] No. 154: 4. (1879).

    [BHL]

    Type Location(s): NT:K; ET:CIB

    Distribution: Mexico (Hidalgo, Veracruz)

    IUCN Red List Conservation Status: Endangered A2c; B1ab(i,ii,iii,iv,v)

  • Ceratozamia gigantea Mart.-Domínguez, Nic.-Mor., D.W.Stev. & Gonz.-Aguilar, Kew Bull. 79(3): 543-558 (546, figs 1-3). (2024).

    Type Location(s): HT:CIB; IT:MEXU

    Distribution: Mexico (Tabasco)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia guatemalensis Pérez-Farr., Gut.Ortega & M.L.Quezada, Phytotaxa 668(1): 63-80 (71, figs. 10-15). (2024).

    Type Location(s): HT:HEM; IT:USCG, XAL

    Distribution: Guatemala (Huehuetenango)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia hildae G.P.Landry & M.C.Wilson, Brittonia 31(3): 422-424, fig. 1. (1979).

    Type Location(s): HT:GH; IT:FTG, LSU, MEXU, MICH, NY, US

    Distribution: Mexico (Querétaro, San Luis Potosí)

    IUCN Red List Conservation Status: Critically Endangered A2acd

  • Ceratozamia hondurensis J.L.Haynes, Whitelock, Schutzman & R.S.Adams, Cycad Newslett. 31 (2-3): 16-21, figs. 1-2. (2008).

    Type Location(s): HT:EAP; IT:MEXU, MO, NY

    Distribution: Honduras (Atlántida)

    IUCN Red List Conservation Status: Critically Endangered B1ab(i,ii,iii,iv,v)

  • Ceratozamia huastecorum Avendaño, Vovides & Cast.-Campos, Bot. J. Linn. Soc. 141(3): 395-398, figs. 1-2. (2003).

    Type Location(s): HT:XAL

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Critically Endangered B1ab(iii,v)

  • Ceratozamia kuesteriana Regel, Bull. Soc. Imp. Naturalistes Moscou 30(1): 187-188, t. 3, fig. 6; t. 4, fig. 22. (1857).

    [BHL]

    Type Location(s): HT:LE; IT:U

    Distribution: Mexico (Tamaulipas)

    IUCN Red List Conservation Status: Critically Endangered A2cd

  • Ceratozamia latifolia Miq., Tijdschr. Wis- Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1(1): 206. (1847).

    Type Location(s): NT:NY; INT:MEXU, NY

    Distribution: Mexico (San Luis Potosí)

    IUCN Red List Conservation Status: Vulnerable A2cd

  • Ceratozamia leptoceras Mart.-Domínguez, Nic.-Mor., D.W.Stev. & Lorea-Hern., Phytokeys 156: 1-25. (2020).

    Type Location(s): HT:CIB; IT: MEXU, NY

    Distribution: Mexico (Guerrero)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia matudae Lundell, Lloydia 2(2): 75-76. (1939).

    Type Location(s): HT:MICH; IT:MEXU, MICH

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Endangered B1ab(ii,iii,v)

  • Ceratozamia mexicana Brongn., Ann. Sci. Nat., Bot. ser. 3, 5: 7-8, t.. 1 1. (1846).

    Type Location(s): LT:P

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Critically Endangered A2acd

  • Ceratozamia miqueliana H.Wendl., Index Palm.: 68. (1854).

    Type Location(s): NT:NY

    Distribution: Mexico (Chiapas, Tabasco, Veracruz)

    IUCN Red List Conservation Status: Endangered A2acd; B2ab(iii,v); C2a(i)

  • Ceratozamia mirandae Vovides, Pérez-Farr. & Iglesias, Bot. J. Linn. Soc. 137(1): 81-85, figs. 1-2. (2001).

    Type Location(s): HT:CHIP; IT:MEXU

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Endangered B1ab(iii,v); C1

  • Ceratozamia mixeorum Chemnick, T.J.Greg. & Salas-Mor., Phytologia 83(1): 47-52 (1997 publ. 1998). (1998).

    [BHL]

    Type Location(s): LT:XAL

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Endangered A2acd+4acd; B1ab(i,ii,iii,iv,v)

  • Ceratozamia morettii Vázq.Torres & Vovides, Novon 8(1): 87-90, fig. 1. (1998).

    [BHL]

    Type Location(s): HT:CIB; IT:CIB, MEXU, XAL

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Endangered A2c; B1ab(iii,v)

  • Ceratozamia norstogii D.W.Stev., Brittonia 34(2): 181-184, figs. 1-2. (1982).

    Type Location(s): HT:NY; IT:F, US

    Distribution: Mexico (Chiapas, Oaxaca)

    IUCN Red List Conservation Status: Endangered A2acd; B1ab(iii,v)

  • Ceratozamia oliversacksii D.W.Stev., Mart.-Domínguez & Nic.-Mor., Kew Bull. (https://doi:10.1007/S12225-021-09992-X): 1-9 Figs 1,2,3a, 4. (2022).

    Type Location(s): HT:CIB; IT:K, MEXU, NY

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia osbornei D.W.Stev., Mart.-Domínguez & Nic.-Mor., PhytoKeys 208: 68 (-69, figs. 5-6, 22). (2022).

    Type Location(s): HT:NY [NY01340569]; IT: MO [MO04661737, 04661738]

    Distribution: Belize (Cayo, Toledo)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia reesii Vovides, Pérez-Farr. & Gut.Ortega, Phytotaxa 575(3): 241 (224-252; figs. 1b, 2, 3, 4d-f, map). (2022).

    Type Location(s): HT:HEM, IT:XAL

    Distribution: Mexico (San Luis Potosí)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia robusta Miq., Tijdschr. Wis-Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1(1): 42-43. (1847).

    Type Location(s): NT:NY; INT:NY

    Distribution: Guatemala (Alta Verapaz, Petén, Quiché, Huehuetenango, Izabal), Mexico (Chiapas)

    IUCN Red List Conservation Status: Endangered A2acd

  • Ceratozamia rosea Pérez-Farr., Gut.Ortega & Vovides, Phytotaxa 595(1): 73-88 (79, figs. 6-11). (2023).

    Type Location(s): HT:HEM;IT:CHIP, XAL

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia sabatoi Vovides, Vázq.Torres, Schutzman & Iglesias, Novon 3(4): 502-504, fig. 1. (1993).

    [BHL]

    Type Location(s): HT:XAL

    Distribution: Mexico (Hidalgo, Querétaro)

    IUCN Red List Conservation Status: Endangered A2acd; B1ab(i,ii,iii,v)

  • Ceratozamia sancheziae Pérez-Farr., Gut.Ortega & Vovides, Phytotaxa 500(3): 201-216, figs. 2 (a-f) & 7 (a-d). (2021).

    Type Location(s): HT:HEM; IT: XAL, MEXU

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia santillanii Pérez-Farr. & Vovides, Syst. Biodivers. 7(4): 433-443, figs. 3, 7. (2009).

    Type Location(s): HT:HEM; IT:MEXU, XAL

    Distribution: Mexico (Chiapas)

    IUCN Red List Conservation Status: Critically Endangered A3cd+4cd; B1ab(i,ii,iii,iv,v)

  • Ceratozamia schiblii Pérez-Farr. & Gut.Ortega, Taxonomy 2: 324–338. (2022).

    Type Location(s): HT:HEM; IT:MEXU, XAL

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Not Evaluated

  • Ceratozamia subroseophylla Mart.-Domínguez & Nic.-Mor., Phytotaxa 268(1): 25-45. (2016).

    Type Location(s): HT: CIB; IT: MEXU, NY

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Endangered B1ab(iii)

  • Ceratozamia tenuis (Dyer) D.W.Stev. & Vovides, Bot. Sci. 94(2): 419-429. (2016).

    Type Location(s): BAS: Ceratozamia mexicana var. tenuis

    Distribution: Mexico (Veracruz)

    IUCN Red List Conservation Status: Endangered A2c; B1ab(i,ii,iii)

  • Ceratozamia totonacorum Mart.-Domínguez & Nic.-Mor., Brittonia 69(4): 518. [epublished 31 May 2017]. (2017).

    Type Location(s): HT:CIB

    Distribution: Mexico (Hidalgo, Puebla, Veracruz)

    IUCN Red List Conservation Status: Vulnerable B1ab(iii)

  • Ceratozamia vovidesii Pérez-Farr. & Iglesias, Bot. J. Linn. Soc. 153(4): 393-400, figs. 1-6. (2007).

    Type Location(s): HT:HEM; IT:CHIP, MEXU, MO, XAL

    Distribution: Guatemala (Huehuetenango), Mexico (Chiapas)

    IUCN Red List Conservation Status: Vulnerable D2

  • Ceratozamia whitelockiana Chemnick & T.J.Greg., Phytologia 79(1): 51-57 (1995 publ. 1996). (1996).

    [BHL]

    Type Location(s): LT:FTG; ILT:SBBG

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Endangered A2c; B1ab(i,ii,iii,v)

  • Ceratozamia zaragozae Medellín, Brittonia 15(2): 175-176, figs. 1-4. (1963).

    Type Location(s): HT:SLPM; IT:ENCB, MICH

    Distribution: Mexico (San Luis Potosí)

    IUCN Red List Conservation Status: Endangered B1ab(v)

  • Ceratozamia zoquorum Pérez-Farr., Vovides & Iglesias, Bot. J. Linn. Soc. 137(1): 77-80, fig.1. (2001).

    Type Location(s): HT:CHIP

    Distribution: Mexico (Chiapas, Tabasco)

    IUCN Red List Conservation Status: Critically Endangered A2acd

  • Cycas aculeata K.D.Hill & T.H.Nguyên, Bot. Rev. (Lancaster) 70(2): 149-150. (2004).

    Type Location(s): HT:HN; IT:NSW

    Distribution: Vietnam (Da Nang)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas aenigma K.D.Hill & A.Lindstr., Telopea 12(1): 130-132, fig. 3. (2008).

    Type Location(s): HT:LBC

    Distribution: Philippines (Palawan - cult.)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas angulata R.Br., Prodr. Fl. Nov. Holland. 1: 348. (1810).

    [BHL]

    Type Location(s): HT:BM; IT:K

    Distribution: Australia (Northern Territory, Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas annaikalensis Rita Singh & P.Radha, Brittonia 58(2): 119-123, figs. 1-2. (2006).

    Type Location(s): HT:CAL

    Distribution: India (Kerala)

    IUCN Red List Conservation Status: Critically Endangered B1ab(iii,v)+2ab(iii,v)

  • Cycas apoa K.D.Hill, Austral. Syst. Bot. 7(6): 553-554, fig. 9. (1994).

    Type Location(s): HT:CANB; IT:A, BRI, LAE, L

    Distribution: Indonesia (Maluku Utara, Nusa Tenggara Timur, Papua, Papua Barat), Papua New Guinea (West Sepik, Morobe)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas arenicola K.D.Hill, Telopea 5(2): 419-422. (1993).

    Type Location(s): HT:NSW; IT:DNA

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas armstrongii Miq., Arch. Néerl. Sci. Exact. Nat. 3: 235-236. (1868).

    Type Location(s): HT:U; IT: K, P

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Vulnerable A4cde

  • Cycas arnhemica K.D.Hill, Telopea 5(4): 693-696, fig. 1. (1994).

    Type Location(s): HT:NSW; IT:DNA

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas badensis K.D.Hill, Telopea 7(1): 20-21, fig. 9. (1996).

    Type Location(s): HT:BRI: IT:DNA

    Distribution: Australia (Queensland [Badu and Moa Islands])

    IUCN Red List Conservation Status: Near Threatened

  • Cycas baiseensis Y.Y.Huang, Y.C.Zhong & Z.F.Lu, Mem. New York Bot. Gard. 117: 504–518. (2018).

    Type Location(s): HT:SZECH

    Distribution: China (Guangxi)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas balansae Warb., Monsunia 1: 179. (1900).

    Type Location(s): LT:P; ILT:G-DC, G, K

    Distribution: China (Guangxi), Vietnam (Lang Son, Quang Ninh, Thai Nguyen, Vinh Phuc)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas basaltica C.A.Gardner, For. Dep. Bull., W. Austral. 32: 31. (1923).

    Type Location(s): HT:PERTH

    Distribution: Australia (Western Australia)

    IUCN Red List Conservation Status: Least Concern

  • Cycas beddomei Dyer, Trans. Linn. Soc. London, Bot. 2(5): 85-86, pl. 17. (1883).

    [BHL]

    Type Location(s): LT: K

    Distribution: India (Andhra Pradesh)

    IUCN Red List Conservation Status: Endangered B1ab(ii,iii,v)+2ab(ii,iii,v)

  • Cycas bifida (Dyer) K.D.Hill, Bot. Rev. (Lancaster) 70(2): 161-163. (2004).

    Type Location(s): BAS: C. rumphii var. bifida

    Distribution: China (Guangxi), Vietnam (Cao Bang, Lang Son, Tuyen Quang)

    IUCN Red List Conservation Status: Vulnerable A2cd

  • Cycas bougainvilleana K.D.Hill, Austral. Syst. Bot. 7(6): 557-560, fig. 11. (1994).

    Type Location(s): HT:NSW

    Distribution: Papua New Guinea (Bougainville, New Britain), Solomon Islands

    IUCN Red List Conservation Status: Near Threatened

  • Cycas brachycantha K.D.Hill, T.H.Nguyên & P.K.Lôc, Bot. Rev. (Lancaster) 70(2): 155-157, fig. 6. (2004).

    Type Location(s): HT:HN

    Distribution: Vietnam (Bac Kan)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas brunnea K.D.Hill, Telopea 5(1): 200-201, fig. 15. (1992).

    Type Location(s): HT:DNA

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Near Threatened B1a

  • Cycas cairnsiana F.Muell., Fragm. (Mueller) 10(83): 63, 121. (1876).

    [BHL]

    Type Location(s): HT:MEL

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas calcicola Maconochie, J. Adelaide Bot. Gard. 1(3): 175, fig. 1. (1978).

    Type Location(s): HT:DNA

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas campestris K.D.Hill, Austral. Syst. Bot. 7(6): 538-540. (1994).

    Type Location(s): HT:NSW

    Distribution: Papua New Guinea (Central, Gulf)

    IUCN Red List Conservation Status: Near Threatened B1b(iii,v)

  • Cycas canalis K.D.Hill, Telopea 5(4): 698-700, fig. 4a-d. (1994).

    Type Location(s): HT:NSW

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas candida K.D.Hill, Telopea 10(2): 607-611, figs. 1-2. (2004).

    Type Location(s): HT:NSW; IT:BRI, CANB, IBSC, K, NY, PE

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Endangered B1ab(iii,v)+2ab(iii,v)

  • Cycas cantafolia Jutta, K.L.Chew & Saw, Blumea 55(3): 249-252, figs. 1-2. (2010).

    Type Location(s): HT:KEP

    Distribution: Malaysia (Johor)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas chamaoensis K.D.Hill, Brittonia 51(1): 58, fig. 6. (1999).

    Type Location(s): HT:NSW

    Distribution: Thailand (Chantaburi)

    IUCN Red List Conservation Status: Critically Endangered A2ad; B1ab(i,ii,iv,v); C2a(i); D

  • Cycas changjiangensis N.Liu, Acta Phytotax. Sin. 36(6): 552-554, fig. 1. (1998).

    Type Location(s): HT:IBSC

    Distribution: China (Hainan)

    IUCN Red List Conservation Status: Endangered A2acd+4acd; B1ab(iii,v)+2ab(iii,v)

  • Cycas chenii X.Gong & Wei Zhou, J. Syst. Evol. 53(6): 497. [epublished 15 Apr 2015]. (2015).

    Type Location(s): HT:KUN

    Distribution: China (Yunnan)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas chevalieri Leandri, Fl. Indo-Chine 5(10): 1092. (1931).

    Type Location(s): LT:P

    Distribution: Vietnam (Ha Tinh, Nghe An, Quang Binh, Quang Tri)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas circinalis L., Sp. Pl. [Linnaeus] 2: 1188. (1753).

    [BHL]

    Type Location(s): LT:t. 19, in Rheede, Hort. Malab, 3 (1682)

    Distribution: India (Andra Pradesh, Karnataka, Kerala, Maharashtra, Tamil Nadu)

    IUCN Red List Conservation Status: Endangered A2acd

  • Cycas clivicola K.D.Hill, Brittonia 51(1): 62-63, fig. 8a-d, g-h. (1999).

    Type Location(s): HT:NSW

    Distribution: Cambodia, Malaysia (Kedah, Perak, Selangor), Thailand (Chumphon, Krabi, Narathiwat, Phangnga, Phuket, Prachin Buri, Rayong, Ranong, Trang), Vietnam (An Giang, Kien Giang)

    IUCN Red List Conservation Status: Least Concern

  • Cycas collina K.D.Hill, T.H.Nguyên & P.K.Lôc, Bot. Rev. (Lancaster) 70(2): 142-144, fig. 2. (2004).

    Type Location(s): HT:HN

    Distribution: Vietnam (Son La)

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd; C1

  • Cycas condaoensis K.D.Hill & S.L.Yang, Bot. Rev. (Lancaster) 70(2): 178-179, fig. 14. (2004).

    Type Location(s): HT:K

    Distribution: Vietnam (Ba Ria-Vung Tau)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas conferta Chirgwin, J. Adelaide Bot. Gard. 15(2): 147. (1993).

    Type Location(s): HT:DNA

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas couttsiana K.D.Hill, Telopea 5(1): 197-198, fig. 13. (1992).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas cupida P.I.Forst., Austrobaileya 6(1): 153, figs. 1-5. (2001).

    Type Location(s): HT:BRI

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas curranii (J.Schust.) K.D.Hill, Proc. Third Int. Conf. Cycad Biol.: 150. (1995).

    Type Location(s): BAS: C. circinalis subsp. riuminiana var. curranii

    Distribution: Philippines (Palawan)

    IUCN Red List Conservation Status: Critically Endangered A4acd; B2ab(ii,iii,v)

  • Cycas debaoensis Y.C.Zhong & C.J.Chen, Acta Phytotax. Sin. 35(6): 571. (1997).

    Type Location(s): HT:PE; IT:GXF

    Distribution: China (Guangxi)

    IUCN Red List Conservation Status: Critically Endangered B2ab(i,ii,iii,iv,v)

  • Cycas desolata P.I.Forst., Austrobaileya 4(3): 345-352, figs. 1-5. (1995).

    Type Location(s): HT:BRI

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas dharmrajii L.J.Singh, Nordic J. Bot. 35(1): 69–76. doi:10.1111/njb.01284. (2017).

    Type Location(s): HT:CAL; IT: PBL

    Distribution: India (Andaman and Nicobar Islands)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas diannanensis Z.T.Guan & G.D.Tao, Sichuan Forest. Surv. Design 1995(4): 1. (1995).

    Type Location(s): HT:IBSC

    Distribution: China (Yunnan), ?N Vietnam

    IUCN Red List Conservation Status: Vulnerable A2c; C1

  • Cycas distans P.I.Forst. & B.Gray, Austrobaileya 10(1): 74-84. (2017).

    Type Location(s): HT:BRI

    Distribution: Australia (Qld)

    IUCN Red List Conservation Status: Endangered B1ab(iii)+2ab(iii)

  • Cycas divyadarshanii Khuraijam & Rita Singh, Cycads 5(1): 59-76. (2020).

    Type Location(s): H:IPUH

    Distribution: China (Yunnan), India (Manipur), Laos, Myanmar, Thailand (Chiang Mai, Kanchanaburi, Mae Hong Son, Phetchabun, Phrae, Sukhothai), Vietnam (Binh Dinh, Gia Lai, Kon Tum, Lam Dong, Ninh Thuan, Phu Yen, Quang Nam, Quang Ngai)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas dolichophylla K.D.Hill, T.H.Nguyên & P.K.Lôc, Bot. Rev. (Lancaster) 70(2): 157-160, fig. 7. (2004).

    Type Location(s): HT:HN

    Distribution: China (Guangxi, Yunnan), ?Laos, Vietnam (Bac Kan, Cao Bang, Ha Giang, Hoa Binh, Lai Chau, Lao Cai, Ninh Binh, Son La, Thai Nguyen, Thanh Hoa, Tuyen Quang)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas edentata de Laub., Blumea 43(2): 372. (1998).

    Type Location(s): HT:L

    Distribution: Indonesia (Bali, Banten, Bengkulu, Jawa Barat, Jawa Tengah, Jawa Timur, Kepulauan Riau, Lampung, Sumatra Utara), Malaysia (Johore, Kedah, Malacca, Negri Sembilan, Pahang, Perak, Sabah, Sarawak, Terengganu), Myanmar, Philippines (Basilan, Cebu, Masbate, Davao del Sur, Davao Oriental, Oriental Mindoro, Negros Oriental, Palawan, Panay, Quezon, Sulu), Singapore (Changi), Thailand (Chumphon, Narathiwat, Phang Nga, Phuket, Satun, Trang, Trat), Vietnam (Kien Giang)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas elephantipes A.Lindstr. & K.D.Hill, Brittonia 54(4): 301, fig. 3 (2002 publ. 2003). (2003).

    Type Location(s): HT:BKF

    Distribution: Thailand (Chaiyaphum)

    IUCN Red List Conservation Status: Endangered A2d; B1ab(v)

  • Cycas elongata (Leandri) D.Yue Wang, in Cycads in China (eds. F.X. Wang & H.B. Liang) : 51. (1996).

    Type Location(s): BAS: C. pectinata var. elongata

    Distribution: Vietnam (Binh Dinh, Khanh Hoa, Ninh Thuan, Phu Yen, Quang Ngai)

    IUCN Red List Conservation Status: Endangered A2cd+4cd

  • Cycas falcata K.D.Hill, Kew Bull. 54(1): 209. (1999).

    Type Location(s): HT:K

    Distribution: Indonesia (Sulawesi Selatan, Sulawesi Tenggara)

    IUCN Red List Conservation Status: Vulnerable B1ab(iii,v)

  • Cycas ferruginea F.N.Wei, Guihaia 14(4): 300, fig. 1. (1994).

    Type Location(s): HT:IBK

    Distribution: China (Guangxi), Vietnam (Lang Son, Thai Nguyen)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas flabellata Agoo & Madulid & J.R.Callado, Mem. New York Bot. Gard. 117: 533-535, fig. 34-2. (2019).

    Type Location(s): HT:PNH; IT:DLSUH

    Distribution: Philippines (Davao Oriental, Misamis Oriental)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas fugax K.D.Hill, T.H.Nguyên & P.K.Lôc, Bot. Rev. (Lancaster) 70(2): 145-146, figs. 2-3. (2004).

    Type Location(s): HT:HN

    Distribution: Vietnam (Phu Tho)

    IUCN Red List Conservation Status: Critically Endangered A2cd; B1ab(i,ii,iii,iv,v)

  • Cycas furfuracea W.Fitzg., J. Proc. Roy. Soc. Western Australia 3: 108. (1918).

    Type Location(s): LT:NSW

    Distribution: Australia (WA)

    IUCN Red List Conservation Status: Least Concern

  • Cycas glauca Hort. ex Miq., Comm. Phytogr.: 127. (1840).

    [BHL]

    Type Location(s): LT:U

    Distribution: Timor-Leste, Indonesia (Nusa Tenggara Timur)

    IUCN Red List Conservation Status: Data Deficient

  • Cycas guizhouensis K.M.Lan & R.F.Zou, Acta Phytotax. Sin. 21(2): 209-210. (1983).

    Type Location(s): HT:GZAC; IT:PE

    Distribution: China (Guangxi, Guizhou, Yunnan)

    IUCN Red List Conservation Status: Vulnerable A4acd

  • Cycas hoabinhensis P.K.Lôc & T.H.Nguyên, Bot. Rev. (Lancaster) 70(2): 153-155, fig. 5. (2004).

    Type Location(s): HT:HNU

    Distribution: Vietnam (Ha Nam, Ha Tay, Hoa Binh, Ninh Binh)

    IUCN Red List Conservation Status: Endangered A4cd

  • Cycas hongheensis S.Y.Yang & S.L.Yang ex D.Yue Wang, in Cycads in China (eds. F.X. Wang & H.B. Liang) : 62. (1996).

    Type Location(s): HT:Panzhihua Inst. Hort.

    Distribution: China (Yunnan)

    IUCN Red List Conservation Status: Critically Endangered A2cd; C1

  • Cycas indica A.Lindstr. & K.D.Hill, Telopea 11(4): 481-483, fig. 3. (2007).

    Type Location(s): HT:E

    Distribution: India (Karnataka)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas inermis Lour., Fl. Cochinch. 2: 632. (1793).

    [BHL]

    Type Location(s): HT:BM

    Distribution: Laos (Khammouan), Vietnam (Da Nang, Dong Nai, Khanh Hoa, Quang Nam)

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd

  • Cycas javana (Miq.) de Laub. ex D.Yue Wang, in Cycads in China (eds. F.X. Wang & H.B. Liang) : 65. (1996).

    Type Location(s): BAS: C. circinalis var. javana

    Distribution: Indonesia (Jawa Barat, Jawa Tengah, Jawa Timur)

    IUCN Red List Conservation Status: Endangered A4c

  • Cycas lacrimans A.Lindstr. & K.D.Hill, Telopea 12(1): 136-138, fig. 5. (2008).

    Type Location(s): HT:NY

    Distribution: Philippines (Davao Oriental)

    IUCN Red List Conservation Status: Endangered B1ab(i,ii,iii,v)

  • Cycas lane-poolei C.A.Gardner, For. Dep. Bull., W. Austral. 32: 30-32, fig. e. (1923).

    Type Location(s): HT:PERTH

    Distribution: Australia (WA)

    IUCN Red List Conservation Status: Least Concern

  • Cycas laotica Aver., T.H.Nguyên & S.K.Nguyên, Nordic J. Bot. [epublished 10 Sep 2014, DOI: 10.1111/njb.00498]. (2014).

    Type Location(s): HT:NUOL; IT:LE, NHOL, Center for Plant Conservation

    Distribution: Laos (Khammouan)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas lindstromii S.L.Yang, K.D.Hill & T.H.Nguyên, Novon 7(2): 213-215, fig. 1. (1997).

    [BHL]

    Type Location(s): HT:FTG: IT:NSW

    Distribution: Vietnam (Ba Ria-Vung Tau, Binh Thuan, Khanh Hoa, Ninh Thuan)

    IUCN Red List Conservation Status: Endangered A2acd+4acd; B1ab(iii,v)

  • Cycas maconochiei Chirgwin & K.D.Hill, Telopea 7(1): 48-49, fig. 22. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas maconochiei subsp. lanata K.D.Hill, Telopea 7(1): 49-51. (1996).

    Type Location(s): HT:DNA

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas maconochiei Chirgwin & K.D.Hill subsp. maconochiei , Telopea 7(1): 48-49, fig. 22. (1996).

    Type Location(s): AUT

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas maconochiei subsp. viridis K.D.Hill, Telopea 7(1) : 51-52, fig. 23. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas macrocarpa Griff., Not. Pl. Asiat. 4: 11-14, pl. 362, fig. 2. (1854).

    Type Location(s): HT:K

    Distribution: Laos (Vientiane), Malaysia (Kelantan, Pahang, Terengganu), Thailand (Chantaburi, Chumphon, Narathiwat, Ranong)

    IUCN Red List Conservation Status: Vulnerable A2c

  • Cycas media R.Br., Prodr. Fl. Nov. Holland. 1: 348. (1810).

    [BHL]

    Type Location(s): HT:BM

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas media subsp. banksii K.D.Hill, Telopea 7(1): 15-16. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas media subsp. ensata K.D.Hill, Telopea 7(1): 14-15, fig. 6. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas media R.Br. subsp. media , Telopea 7(1): 12-14, fig. 5. (1996).

    Type Location(s): AUT

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas megacarpa K.D.Hill, Telopea 5(1): 188-189, fig. 5. (1992).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable A2c

  • Cycas micholitzii Dyer, Gard. Chron., ser. 3 38: 142-144, figs. 48-49. (1905).

    [BHL]

    Type Location(s): HT:K

    Distribution: Laos (Champasak, Saravan), Vietnam (Dac Lak, Gia Lai, Kon Tum)

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd

  • Cycas micronesica K.D.Hill, Austral. Syst. Bot. 7(6): 554-556, fig. 10. (1994).

    Type Location(s): HT:NSW

    Distribution: Guam, Micronesia (Yap), Northern Mariana Islands (Rota), Palau

    IUCN Red List Conservation Status: Endangered A4ace

  • Cycas mindanaensis Agoo, Madulid & J.R.Callado, Mem. New York Bot. Gard. 117: 531-533, fig. 34-1. (2019).

    Type Location(s): HT:PNH; IT:DLSUH

    Distribution: Phillippines (Davao Oriental, Davao del Norte)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas montana A.Lindstr. & K.D.Hill, Telopea 12(3): 396-397, fig. 3. (2009).

    Type Location(s): HT:BO

    Distribution: Indonesia (Nusa Tenggara Timur)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas multifrondis D.Yue Wang, in Cycads in China (eds. F.X. Wang & H.B. Liang) : 80. (1996).

    Type Location(s): HT:SYS

    Distribution: China (Yunnan)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas multipinnata C.J.Chen & S.Y.Yang, Acta Phytotax. Sin. 32(3): 239, 480-481. (1994).

    Type Location(s): HT:PE

    Distribution: China (Yunnan), Vietnam (Yen Bai)

    IUCN Red List Conservation Status: Endangered A2cd; B2ab(i,ii,iii,iv,v); C1

  • Cycas nathorstii J.Schust., in Engler, Pflanzenr. 99: 76, fig. 10e. (1932).

    [BHL]

    Type Location(s): LT:G

    Distribution: India (Tamil Nadu), N Sri Lanka

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd

  • Cycas nayagarhensis Rita Singh, P.Radha & Khuraijam, Asian J. Conservation Biol. 4(1): 3-14, figs. 4-6. (2015).

    Type Location(s): HT: CAL

    Distribution: India (Odisha)

    IUCN Red List Conservation Status: Critically Endangered B1ab(iii,v)

  • Cycas nitida K.D.Hill & A.Lindstr., Telopea 12(1): 142-143, fig. 6. (2008).

    Type Location(s): HT:NSW

    Distribution: Philippines (Albay, Cagayan, Quezon, Northern Samar)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas nongnoochiae K.D.Hill, Brittonia 51(1): 60-62, fig. 7. (1999).

    Type Location(s): HT:NSW

    Distribution: Laos (Vientiane), Thailand (Nakhon Sawan)

    IUCN Red List Conservation Status: Vulnerable A2d; B1ab(v)

  • Cycas ophiolitica K.D.Hill, Telopea 5(1): 190-191, fig. 7. (1992).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable A4c

  • Cycas orientis K.D.Hill, Telopea 5(4): 696-697, fig. 3. (1994).

    Type Location(s): HT:NSW

    Distribution: Australia (Northern Territory)

    IUCN Red List Conservation Status: Least Concern

  • Cycas orixensis (Haines) Rita Singh & Khuraijam, Asian J. Conservation Biol. 4(1): 3-14, figs. 1-3. (2015).

    Type Location(s): BAS: Cycas circinalis var. orixensis Haines

    Distribution: India (Odisha)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas pachypoda K.D.Hill, Bot. Rev. (Lancaster) 70(2): 176-178, fig. 13. (2004).

    Type Location(s): HT:HN

    Distribution: Vietnam (Binh Thuan, Ninh Thuan)

    IUCN Red List Conservation Status: Critically Endangered A4acd

  • Cycas panzhihuaensis L.Zhou & S.Y.Yang, Acta Phytotax. Sin. 19(3): 335, t. 10, figs. 1-6; t. 11, figs. 1-10. (1981).

    Type Location(s): HT:PE

    Distribution: China (Sichuan, Yunnan)

    IUCN Red List Conservation Status: Vulnerable B1ab(iii,v)

  • Cycas papuana F.Muell., Descr. Notes Papuan Pl. 4: 71-72. (1876).

    Type Location(s): LT:MEL

    Distribution: Australia (Queensland [Prince of Wales Island]), Indonesia (Papua), Papua New Guinea (Western)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas pectinata Buch.-Ham., Mem. Wern. Nat. Hist. Soc. 5(2): 322-323. (1826).

    [BHL]

    Type Location(s): LT:K

    Distribution: Bangladesh, Bhutan, India (Assam, Bihar, Meghalaya, Sikkim, West Bengal), Nepal

    IUCN Red List Conservation Status: Vulnerable A2c

  • Cycas petraea A.Lindstr. & K.D.Hill, Brittonia 54(4): 299, fig. 1 (2002 publ. 2003). (2003).

    Type Location(s): HT:BKF; IT: K, NSW, NY

    Distribution: Laos (Vientiane),Thailand (Loei)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas platyphylla K.D.Hill, Telopea 5(1): 193-194, fig. 9. (1992).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Endangered A4d

  • Cycas pranburiensis S.L.Yang, W.Tang, K.D.Hill & Vatch., Brittonia 51(1): 44-47, fig. 1. (1999).

    Type Location(s): HT:K

    Distribution: Thailand (Prachuap Khiri Khan)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas pruinosa Maconochie, J. Adelaide Bot. Gard. 1(3): 177-178, fig. 2. (1978).

    Type Location(s): HT:DNA

    Distribution: Australia (Northern Territory, WA)

    IUCN Red List Conservation Status: Least Concern

  • Cycas pschannae R.C.Srivast. & L.J.Singh, Int. J. Curr. Res. Biosci. Plant Biol. 2 (8): 35-37. (2015).

    Type Location(s): H—CAL

    Distribution: India (Andaman and Nicobar Islands)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas revoluta Thunb., Verh. Holl. Maatsch Weetensch. Haarlem 20(2): 424, 426-427. (1782).

    Type Location(s): LT:UPS

    Distribution: China (Fujian), Japan (Ryukyu Islands)

    IUCN Red List Conservation Status: Least Concern

  • Cycas riuminiana Porte ex Regel, Gartenflora 12: 16-17. (1863).

    [BHL]

    Type Location(s): HT:LE

    Distribution: Philippines (Bataan, Batanes, Batangas, Cagayan, Cavite, Isabela, Laguna, Pampanga)

    IUCN Red List Conservation Status: Endangered A4acd; B2ab(ii,iii,iv)

  • Cycas rumphii Miq., Bull. Sci. Phys. Nat. Néerl. 2: 45. (1839).

    Type Location(s): LT: t. 23, Rumphius Herb. Amb. 1741

    Distribution: Australia (Ashmore Reef, Christmas Island), Indonesia (Jawa Timur, Kalimantan Barat, Maluku, Maluku Utara, Papua, Papua Barat, Sulawesi Utara, Sulawesi Tengah, Sulawesi Selatan, Sulawesi Tenggara), Papua New Guinea (East New Britain, Madang, New Ireland, West Sepik)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas sancti-lasallei Agoo & Madulid, Blumea 57(2): 131. (2012).

    Type Location(s): HT:PNH

    Distribution: Philippines (Misamis Oriental)

    IUCN Red List Conservation Status: Critically Endangered B1ab(i,iii,v); C2a(ii)

  • Cycas saxatilis K.D.Hill & A.Lindstr., Telopea 12(1): 128-129, fig. 2. (2008).

    Type Location(s): HT:L

    Distribution: Philippines (Palawan)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas schumanniana Lauterb., Fl. Schutzgeb. Südsee: 154-155. (1900).

    [BHL]

    Type Location(s): LT:WRSL

    Distribution: Papua New Guinea (Eastern Highlands, Madang, Morobe)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas scratchleyana F.Muell., Vict. Naturalist 2(2): 18-19. (1885).

    [BHL]

    Type Location(s): HT:MEL

    Distribution: Australia (Queensland [Murray Island]), Indonesia (Maluku, Maluku Utara, Papua, Papua Barat), Papua New Guinea (Central, Gulf, Milne Bay, Western)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas seemannii A.Braun, Sitzungsber. Ges. Naturf. Freunde Berlin: 114-115. (1876).

    Type Location(s): LT:K

    Distribution: Fiji, New Caledonia, Tonga, Vanuatu

    IUCN Red List Conservation Status: Vulnerable A4cd

  • Cycas segmentifida D.Yue Wang & C.Y.Deng, Encephalartos 43: 11-14. (1995).

    Type Location(s): HT:SZG

    Distribution: China (Guangxi, Guizhou, Yunnan), ?N Vietnam

    IUCN Red List Conservation Status: Vulnerable A2c

  • Cycas semota K.D.Hill, Telopea 7(1): 23-26, fig. 11. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas seshachalamensis P.V.C.Rao, N.V.S.Prasad, P.M.Babu, K.Prassad & Prasanna, Asian J. Conservation Biol. 5(1): 55-58, figs. 1-2. (2016).

    Type Location(s): HT:CAL; IT: BSID

    Distribution: India (Andhra Pradesh)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas sexseminifera F.N.Wei, Guihaia 16(1): 1. (1996).

    Type Location(s): HT:IBK

    Distribution: China (Guangxi), Vietnam (Cao Bang, Ninh Binh, Thanh Hoa)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas siamensis Miq., Bot. Zeitung (Berlin) 21: 334. (1863).

    [BHL]

    Type Location(s): HT:U

    Distribution: Cambodia, Laos (Champasak, Saravan), Myanmar, Thailand (Chachoengsao, Chaiyaphum, Chon Buri, Kanchanaburi, Lampang, Nakhon Ratchasima, Phetchabun, Ratchaburi, Sakon Nakhon, Tak, Uthai Thani, Uttaridit), Vietnam (Dac Lak, Gia Lai, Kon Tum, Nghe An, Tha

    IUCN Red List Conservation Status: Vulnerable A2cd

  • Cycas silvestris K.D.Hill, Telopea 5(1): 181-182, fig. 1. (1992).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas simplicipinna (Smitinand) K.D.Hill, Proc. Third Int. Conf. Cycad Biol.: 150. (1995).

    Type Location(s): BAS: C. micholitzii var. simplicipinna

    Distribution: China (Yunnan), Laos (Saravan), ?Myanmar, Thailand (Chiang Mai, Loei, Mae Hong Song, Phrae), Vietnam (Quang Tri)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas sphaerica Roxb., Fl. Ind. (Roxburgh) 3: 747. (1832).

    [BHL]

    Type Location(s): LT:BM

    Distribution: India (Andhra Pradesh, Karnataka, Tamil Nadu)

    IUCN Red List Conservation Status: Data Deficient

  • Cycas sundaica Miq. ex A.Lindstr. & K.D.Hill, Telopea 12(3): 408-410, fig. 6. (2009).

    [BHL]

    Type Location(s): HT:BO

    Distribution: Indonesia (Nusa Tenggara Barat, Nusa Tenggara Timur)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas szechuanensis W.C.Cheng & L.K.Fu, Acta Phytotax. Sin. 13(4): 81, t. 1, figs. 7-8. (1975).

    Type Location(s): HT:PE

    Distribution: China (Fujian, Guangdong)

    IUCN Red List Conservation Status: Critically Endangered A2abcde; C1

  • Cycas taitungensis C.F.Shen, K.D.Hill, C.H.Tsou & C.J.Chen, Bot. Bull. Acad. Sin. 35(2): 135-138. (1994).

    Type Location(s): HT:HAST

    Distribution: China (Taiwan)

    IUCN Red List Conservation Status: Endangered A3e; B1ab(v)

  • Cycas taiwaniana Carruth., J. Bot. 31: 1-3, pl. 331. (1893).

    [BHL]

    Type Location(s): HT:BM

    Distribution: China (Fujian, Guangdong)

    IUCN Red List Conservation Status: Endangered A2acd

  • Cycas tanqingii D.Yue Wang, in Cycads in China (eds. F.X. Wang & H.B. Liang) : 134, fig. 4. (1996).

    Type Location(s): HT:SZG

    Distribution: China (Yunnan), ?Vietnam (Lai Chau)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas tansachana K.D.Hill & S.L.Yang, Brittonia 51(1): 65-66. (1999).

    Type Location(s): HT:NSW

    Distribution: Thailand (Saraburi)

    IUCN Red List Conservation Status: Critically Endangered A3cd+4cd; B1ab(i,ii,iii,v)

  • Cycas terryana P.I.Forst., Austrobaileya 8(3): 356-363, t.1, figs. 1-4. (2011).

    Type Location(s): HT:BRI

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas thouarsii R.Br., Prodr. Fl. Nov. Holland: 347. (1810).

    [BHL]

    Type Location(s): ?HT:P

    Distribution: Comoros, Kenya, Madagascar & Tanzania (Zanzibar & mainland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas tropophylla K.D.Hill & P.K.Lôc, Bot. Rev. (Lancaster) 70(2): 168-170, fig. 10. (2004).

    Type Location(s): HT:HN

    Distribution: Vietnam (Hai Phong, Quang Ninh)

    IUCN Red List Conservation Status: Near Threatened

  • Cycas tuckeri K.D.Hill, Telopea 7(1): 20-23, fig. 10. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Vulnerable D2

  • Cycas vespertilio A.Lindstr. & K.D.Hill, Telopea 12(1): 134-136, fig. 4. (2008).

    Type Location(s): HT:LBC

    Distribution: Philippines (Cebu, Iloilo, Leyte, Marinduque, Mindoro Oriental, Negros Oriental, Samar)

    IUCN Red List Conservation Status: Not Evaluated

  • Cycas wadei Merr., Philipp. J. Sci. 60(3): 234-236, pls 1-4. (1936).

    Type Location(s): LT:NY

    Distribution: Philippines (Palawan)

    IUCN Red List Conservation Status: Critically Endangered B1ab(iii,v)

  • Cycas xipholepis K.D.Hill, Telopea 7(1): 32-33, fig. 15. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Least Concern

  • Cycas yorkiana K.D.Hill, Telopea 7(1): 18-19, fig. 8. (1996).

    Type Location(s): HT:NSW

    Distribution: Australia (Queensland)

    IUCN Red List Conservation Status: Near Threatened B1b(iii)

  • Cycas zambalensis Madulid & Agoo, Blumea 50(3): 519-522. fig. 1.. (2005).

    Type Location(s): HT:PNH

    Distribution: Philippines (Zambales)

    IUCN Red List Conservation Status: Critically Endangered A4acd

  • Cycas zeylanica (J.Schust.) A.Lindstr. & K.D.Hill, Novon 12(2): 238. (2002).

    [BHL]

    Type Location(s): BAS: C. rumphii subsp. zeylanica

    Distribution: India (Andaman and Nicobar Islands), S Sri Lanka

    IUCN Red List Conservation Status: Critically Endangered A2ac

  • Dioon angustifolium Miq., Tijdschr. Wis- Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1(1): 37-38. (1847).

    Type Location(s): LT:K

    Distribution: Mexico (Nuevo León, Tamaulipas)

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd

  • Dioon argenteum T.J.Greg., Chemnick, Salas-Mor. & Vovides, Bot. J. Linn. Soc. 141(4): 471-476, figs. 1-8. (2003).

    Type Location(s): HT:XAL; IT:F, CAS, MEXU

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Vulnerable B1ab(iii,v)

  • Dioon califanoi De Luca & Sabato, Brittonia 31(1): 170-172, figs. 2-3. (1979).

    Type Location(s): HT:NAP; IT:ENCB, F, FI, G, MICH, NAP

    Distribution: Mexico (Oaxaca, Puebla)

    IUCN Red List Conservation Status: Endangered A2cd; B1ab(i,ii,iii,v)

  • Dioon caputoi De Luca, Sabato & Vázq.Torres, Brittonia 32(1): 44-46, figs. 3-4. (1995).

    Type Location(s): HT:XALU; IT:ENCB, FI, MEXU, NAP

    Distribution: Mexico (Oaxaca, Puebla)

    IUCN Red List Conservation Status: Endangered A2acd

  • Dioon edule Lindl., Edwards’s Bot. Reg. 29: misc. 59-60. (1843).

    [BHL]

    Type Location(s): HT:CGE

    Distribution: Mexico (Hidalgo, Querétaro, San Luis Potosí, Tamaulipas, Veracruz)

    IUCN Red List Conservation Status: Near Threatened A2cd

  • Dioon holmgrenii De Luca, Sabato & Vázq.Torres, Brittonia 33(4): 552-554, figs. 1-2. (1981).

    Type Location(s): HT:XALU; IT:ENCB, FI, MEXU, NAP, NY

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Vulnerable B1ab(iii)+2ab(iii)

  • Dioon mejiae Standl. & L.O.Williams, Ceiba 1(1): 36-38. (1950).

    Type Location(s): HT:US; IT:EAP

    Distribution: Honduras (Colón, Olancho, Yoro)

    IUCN Red List Conservation Status: Endangered A2acd+3cd+4acd; B1ab(i,ii,iii,iv,v)+2ab(i,ii,iii,iv,v)

  • Dioon merolae De Luca, Sabato & Vázq.Torres, Brittonia 33(2): 180-184, figs. 2-3. (1981).

    Type Location(s): HT:NAP IT:FI, MEXU, NY, XALU

    Distribution: Mexico (Chiapas, Oaxaca)

    IUCN Red List Conservation Status: Vulnerable A2cd; C2a(i)

  • Dioon oaxacensis Gut.Ortega, Pérez-Farr. & Vovides, Phytotaxa 474(1): 51-61. (2020).

    Type Location(s): HT:HEM

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Not Evaluated

  • Dioon planifolium Salas-Mor., Chemnick & T.J.Greg., Cact. Succ. J. (Los Angeles) 88(1): 35-42. (2016).

    Type Location(s): HT:MEXU; IT: CAS, F, FTG, SERO, XAL

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Vulnerable C1; D2

  • Dioon purpusii Rose, Contr. U.S. Natl. Herb. 12(7): 260-261. (1909).

    [BHL]

    Type Location(s): HT:US; IT: F, NY).

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Endangered B1ab(v)

  • Dioon rzedowskii De Luca, A.Moretti, Sabato & Vázq.Torres, Brittonia 32(2): 225-229. (1980).

    Type Location(s): HT:XALU IT: ENCB, FI, MEXU, NAP, NY)

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Endangered A2ac+4ac; B1ab(i,iii,iv,v)

  • Dioon salas-moralesiae Gut.Ortega & Pérez-Farr., Phytotaxa 528(2): 93-110, figs. 10-13. (2021).

    Type Location(s): HT:HEM;IT:MEXU, XAL

    Distribution: Mexico (Oaxaca)

    IUCN Red List Conservation Status: Not Evaluated

  • Dioon sonorense (De Luca, Sabato & Vázq.Torres) Chemnick, T.J.Greg. & Salas-Mor., Phytologia 83(1): 1-6 (1997 publ. 1998). (1998).

    [BHL]

    Type Location(s): BAS: D. tomasellii var. sonorense

    Distribution: Mexico (Sinaloa, Sonora)

    IUCN Red List Conservation Status: Endangered A2cd+4cd

  • Dioon spinulosum Dyer ex Eichler, Gart.-Zeitung (Berlin) 2: 411-413, 438-439, fig. 80. (1883).

    [BHL]

    Type Location(s): HT:K

    Distribution: Mexico (Oaxaca, Veracruz)

    IUCN Red List Conservation Status: Endangered A2acd+4acd; B1ab(iii,v)

  • Dioon stevensonii Nic.-Mor. & Vovides, Syst. Biodivers. 7(1): 73-79, figs. 1-2. (2009).

    Type Location(s): HT:XAL; IT:MEXU)

    Distribution: Mexico (Guerrero, Michoacán)

    IUCN Red List Conservation Status: Endangered B1ab(ii,v); C2a(i)

  • Dioon tomasellii De Luca, Sabato & Vázq.Torres, Brittonia 36(3): 225-227, figs. 2-5. (1984).

    Type Location(s): HT:NAP; IT:ENCB, MEXU, NY, XALU

    Distribution: Mexico (Durango, Jalisco, Nayarit, Sinaloa)

    IUCN Red List Conservation Status: Vulnerable A2cd

  • Dioon vovidesii Gut.Ortega & Pérez-Farr., Phytotaxa 369(2): 109. 2018 [epublished 13 Sep 2018]. (2018).

    Type Location(s): HT:HEM; IT: XAL, MEXU

    Distribution: Mexico (Sonora)

    IUCN Red List Conservation Status: Not Evaluated

  • Encephalartos aemulans Vorster, S. African J. Bot. 56(2): 239-243. (1990).

    Type Location(s): HT:PRE; IT:FTG, K!, LE, MO

    Distribution: South Africa (KwaZulu-Natal)

    IUCN Red List Conservation Status: Critically Endangered B1ab(v)+2ab(v)

  • Encephalartos afer (Thunb.) Lehm., Nov. Stirp. Pug. 6: 14. (1834).

    [BHL]

    Type Location(s): BAS: Cycas caffra

    Distribution: South Africa (E Cape)

    IUCN Red List Conservation Status: Near Threatened A2cd; B2ab(iii,v)

  • Encephalartos altensteinii Lehm., Nov. Stirp. Pug. 6: 11, t. 4-5. (1834).

    [BHL]

    Type Location(s): ?LT:tt. 4-5

    Distribution: South Africa (E Cape)

    IUCN Red List Conservation Status: Vulnerable A2acd

  • Encephalartos aplanatus Vorster, S. African J. Bot. 62: 57-60. (1996).

    Type Location(s): HT:PRE

    Distribution: Eswatini, Mozambique

    IUCN Red List Conservation Status: Vulnerable A2cd; B1ab(iii,v)+2ab(iii,v)

  • Encephalartos arenarius R.A.Dyer, J. S. African Bot. 22(1): 1-4. (1956).

    Type Location(s): HT:PRE; IT:GRA, K, NBG

    Distribution: South Africa (E Cape)

    IUCN Red List Conservation Status: Endangered A2acd; B1ab(i,ii,iii,iv,v)+2ab(i,ii,iii,iv,v); C1

  • Encephalartos barteri Carruth. ex Miq., Arch. Néerl. Sci. Exact. Nat. 3: 243. (1868).

    Type Location(s): IT:K

    Distribution: Benin (Atakora, Borgou, Collines, Donga, Zou), Ghana, Nigeria (Kwara, Plateau), Togo

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd

  • Encephalartos barteri subsp. allochrous L.E.Newton, J. Linn. Soc., Bot. 77(2): 125-129. (1978).

    Type Location(s): HT:K

    Distribution: Nigeria (Plateau)

    IUCN Red List Conservation Status: Endangered A2cd; B1ab(iii,v)

  • Encephalartos barteri Carruth. ex Miq. subsp. barteri , J. Linn. Soc., Bot. 77(2): 125-129. (1978).

    Type Location(s): AUT

    Distribution: Benin (Atakora, Borgou, Collines, Donga, Zou), Ghana, Nigeria (Kwara), Togo

    IUCN Red List Conservation Status: Vulnerable A2cd+4cd

  • Encephalartos brevifoliolatus Vorster, S. African J. Bot. 62(1): 61-64. (1996).

    Type Location(s): HT:PRE; IT:K

    Distribution: South Africa (Limpopo)

    IUCN Red List Conservation Status: Extinct in the Wild

  • Encephalartos bubalinus Melville, Kew Bull. 12(2): 252, fig. 4. (1957).

    Type Location(s): HT:K; IT:B

    Distribution: Kenya (Narok), Tanzania (Arusha)

    IUCN Red List Conservation Status: Near Threatened

  • Encephalartos cerinus Lavranos & D.L.Goode, Durban Mus. Novit. 14: 153– 156. (1989).

    Type Location(s): HT:NH

    Distribution: South Africa (KwaZulu-Natal)

    IUCN Red List Conservation Status: Critically Endangered A2acd; B1ab(i,ii,v)+2ab(i,ii,v); C2a(i,ii); D