Accepted Species
First published in: Fl. Colombia (1983+)21: 55, fig. 11. (2001).
Etymology: From the Greek melano- (‘black’ or ‘very dark’) and the Latin rhachis (‘stem’), referring to the dark brown to dark purple rachis. [source]
Haynes, JL. Etymological compendium of cycad names. Phytotaxa 2022;550(1):1-31.
Distribution: Colombia (Antioquia, Bolivar, Córdoba, Santander)
IUCN Red List Conservation Status: Endangered B2ab(iii,v)
References (3)