Type : Guyana, Moraballi Creek (bassin de l'Essequibo, près de Bartica), mixed forest, 15/10/1929, fleurs. Middle-sized tree up to about 90 ft., with small flange buttresses. Bark reddish-brown. Branches ferrugineous-hairy. Leaves greyish-silvery sericeous beneath. Sepals brownish-sericeous. Buds greenish-yellow sericeous. Petals very beautiful, pure white, opening freely, the outer sometimes with a central longitudinal flush of pink in the lower third. Vernacular name (Arawak), Red Kuyama. N.Y. Sandwith 456 (HT:
K000221091,
K000221092; IT:
B100242282,
NY00066773,
P00202511,
RB00534173, S-R-6868,
U0000444,
US00098785).