Accepted Species
First published in: J. S. African Bot. 31(2): 112-116, pl. 20. (1965).
Etymology: From the Latin tri- (‘three’) and spinosus (‘spines’), referring to the median leaflets (typically) having two marginal spines and a terminal spine. [source]
Haynes, JL. Etymological compendium of cycad names. Phytotaxa 2022;550(1):1-31.
Nomenclatural Synonyms:
Distribution: South Africa (E Cape)
IUCN Red List Conservation Status: Vulnerable A2acd+4acd; B1ab(iii,v)+2ab(iii,v)
References (4)