The World List of Cycads (WLoC) is a comprehensive reference for cycad taxonomy, nomenclature, biology, and literature.
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The WLoC is produced under the auspices of the
IUCN/SSC Cycad Specialist Group (CSG)
and hosted by
Montgomery Botanical Center
.
The list is periodically updated to reflect changes in cycad nomenclature and taxonomy.
The current list consists of a total of 10 accepted genera and 394 accepted names (380 species and 14 infraspecific taxa), divided as follows:
Bowenia (2 species), Ceratozamia (44 species), Cycas (125 species), Dioon (18 species), Encephalartos (71 species), Lepidozamia (2 species), Macrozamia (41 species), Microcycas (1 species), Stangeria (1 species), Zamia (89 species).