Type : "557.
Thyrsanthus Schomburgkii, gen. nov. - On the Rio Quitaro, Schomburgk, n. 556." [protologue].
Guyana, Kwitaro river [/Quitaro, Guidaro, affluent de la Rewa], sandy vegetation, prob. 11/1837 [voir van Dam 2002], fleurs. Ligneous twiner. Flowers cream-coloured. R.H. Schomburgk I.556 [/557] (HT:
K000582632 [ex hb. Benth.]; IT:
BM000952758 [Global plants],
G00169386,
G00169387,
NY00318426,
NY00318427,
P00639416,
US00112486).
Références :
van Dam (2002)