|Orthophytum viridissimum Leme|
(subgen. Clavanthus)Publ: Phytotaxa 430(3): 198-200 (figs. 18 A–E) (2020)
Distribution: BRAZIL: Minas Gerais
Habitat: terrestrially in shallow soils under the shade protection of shrubs among quartzitic rock outcrops which characterize the Campos Rupestres of the area, it was observed forming small groups of individuals, ca 945 m. Elev.
Etymology: The name chosen for this new species is based on the Latin word viridissimus, meaning ‘greenest’, ‘very green’, as a clear reference to the distinct, very green general appearance of O. viridissimum