Date de publication : in Roem. & Schult., Syst. Veg. (ed. 15 bis) 3:
531. 1818 [04-07/1818, fide TL-2,
9408].
Type : "America meridionalis. Humboldt." [protologue]. "Crescit locis siccis prope Ibague Novo-Granatensium, alt. 700 hex. Floret Octobri." [Kunth, Nov. Gen. Sp. (quarto ed.) 3:
350,
t. 279. 1819].
Colombie, Tolima, Ibagué, lieux secs, c. 1350 m, A.J.A. Bonpland & F.W.H.A. Humboldt s.n. (HT:
BW02622010; IT:
P00671094).