Cycad Literature Database

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Ecological Isolation Maintains the Species Boundaries Between Two Sympatric Cycas From Southwest China
Zheng F, Wang Y, Xi H, Xiao S, Feng X, Gong X, Liu J
Ecol. Evol. 15 (7) (2025)
DOI

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CC BY 4.0
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The World List of Cycads (Version 2025.09.04-r1)
Calonje M, Stevenson DW, Osborne R
Montgomery Botanical Center (2025)
DOI

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CC BY-NC-SA 4.0
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Adaptive Distribution and Priority Protection of Endangered Species Cycas balansae
Zhang H, Zhou Y, Zhang S, Wang Z, Liu Z
Plants 14 (5) : 815 (2025)
DOI

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CC BY 4.0
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Phytochemistry of the Cycadales
Osborne R, Stevenson DW, Ferreira D
The Botanical Review (2025)
DOI
Missouri Botanical Garden's cycad collection: A journey through time
Deloso BE, Colligan A, Sucher R, Ramirez V
Plant Species Biology (2025)
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Encephalartos middelburgensis (Zamiaceae): a new species from the Transvaal

Protologue
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Robbertse PJ, Vorster PJ, Van der Westhuizen S. 1989. Encephalartos middelburgensis (Zamiaceae): a new species from the Transvaal. S. African J. Bot. 55 (1): 122-126.

Linked Species (1)

Scientific Name Status Pages Plates Comments
Protologue 122-126
Protologue description