Synonyms:
Status: Basionym
Publ: Smithsonian Misc. Collect. 126(1): 23, 159, fig. 67 (1955)
Type: A. P. Duarte s n (holotype US, isotype RB), on micaceous quartzite soil of rocky campo, Serra do Cipo, Minas Gerais, Brazil, Nov 1949.
Description: click here.
Taxonomic Change: