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Encephalartos horridus (Jacq.) Lehm. [WFO] [IPNI] [POWO] [MO]

First published in: Nov. Stirp. Pug. 6: 14. (1834). [BHL]

Etymology: From the Latin horridus (‘horrible’), referring to the stiff, pungent leaflets. [source]

Nomenclatural Type Information

Type Location(s): BAS: Z. horrida

Basionym: Zamia horrida Jacq.

Taxonomic Synonyms:

= Encephalartos altensteinii var. eriocephalus de Vriese, Nederl. Kruidk Arch. 1:171-175. (1846).
= Encephalartos nanus Lehm., Tijdschr. Natuurl. Gesch. Physiol. 4(4): 421, t. 8c. (1838).
= Encephalartos van-hallii de Vriese, Tijdschr. Natuurl. Gesch. Physiol. 4(4): 422. (1838).

Nomenclatural Synonyms:

≡ Encephalartos horridus var. horridus , Ann. Sci. Nat., Bot. ser. 2 10: 367. (1838).
≡ Zamia horrida Jacq., Fragm. Bot.: 27-28, tt. 27, 28. (1801).

Distribution: South Africa (E Cape)

IUCN Red List Conservation Status: Endangered A2acd+4acd

Image Gallery (3 observation records)

References (22)

		Comment(s)
2008	Dalzell C. 2008. Encephalartos horridus in situ. Cycad Newslett. 31 (1) : 8.
1989	Goode D. 1989. Cycads of Africa. Singapore: Tien Wah Press. 256 p.
2002	Grobbelaar N. 2002. Cycads, with special reference of the southern African species. Published by the author. 331 p.
2008	Haynes JL. 2008. Encephalartos horridus in South Florida. Cycad Newslett. 31 (1) : 9.
2022	Haynes JL. 2022. Etymological compendium of cycad names. Phytotaxa 550 (1) : 1-31.
1945	Henderson MR. 1945. Materials for a revision of the South African species of Encephalartos. J. S. African Bot. 11 : 3-65. [Reference]
2008	Holzman G. 2008. Encephalartos horridus in Hawaii. Cycad Newslett. 31 (1) : 7-8.
1933	Hutchinson J, Rattray G. 1933. Cycadaceae. p. 24-44.	Description
1986	Kemp M. 1986. Focus on Encephalartos horridus. Encephalartos 7 : 8-13.
1834	Lehmann JG. 1834. De plantis cycadeis, praesertim Africae Australis. Nov. Stirp. Pug. 6 : 1-14.	Protologue description

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