|Orthophytum arcanum Leme|
(subgen. Capixabanthus)Publ: Phytotaxa 430(3): 191-193 (fig. 15 A–G) (2020)
Distribution: BRAZIL: Minas Gerais
Habitat: saxicolous in sun exposed to partially shady spots in the Campos Rupestres, forming small groups of individuals, ca 1440 m. Elev.
Etymology: The name of this new species is based on the Latin word “arcanum”, meaning mysterious, enigmatic, as a reference to its outlier status due to an unique combination of morphological characters and geographical range in the Atlantic Forest domain