Orthophytum amoenum (Ule) L.B.Sm.

Literature references:

FCBS (Web) Forzza et al. 2013: 394 J. Bromeliad Soc.: 38:48: 62(5):228 Leme & Marigo 1993: 103 Louzada & Wanderley 2010: 14 fig. 7b Louzada e.a. 2008: 12 Mez 1935: 9 Smith & Downs 1979: 1699,1701