Monographs Details: Sipapoa glaucifolia Maguire
Authority: Maguire, Bassett. 1969. The botany of the Guayana Highland-part VIII. Mem. New York Bot. Gard. 18: 1-290.
Family:Malpighiaceae
Description:Distribution and Ecology - Distribution. VENEZUELA. Amazonas: Cerro de la Nebhna, Rio Yatua, tree6-15 m high, leaves highly glaucous beneath, in Clusia "moss-forest," alt 650-700 m,23 Dec 1953, Maguire et al 36821 (NY, W, UC, GH, M ) ; in Clusia "moss-forest,"alt 650 m, 29 Dec 1953, Maguire et al 36968 (paratypes NY, US, VEN, K, S, COL,F, P, B); tree to 15 m, frequent in Clusia tangle in slope forest, alt 650 m, 23 Jan1954, Maguire et al 37362 (NY, US, VEN, LL, IAN); tree 8 m high, adult leaveswaxy-glaucous beneath, frequent in Clusia tangle, alt 700 m, 14-16 Nov 1957, Maguireet al 42057 (holotype N Y ; isotypes NY, US, VEN, F, K, GH, UC); tree 8 m high,adult leaves waxy-glaucous beneath, frequent in Clusia tangle, alt 700 m, 14-16 Nov1957, Maguire et al 42057A (VEN, NY, US); Maguire et al 42057B (NY, US, VEN,F); tree 5-10 m high, leaves waxy-glaucous beneath, along banks of Caiion Grande,alt 1100 m, 24 Nov 1957, Maguire et al 42216 (NY, US, VEN, RIO). BRAZIL.Amazonas: Tree 8 m high, 5 cm diam, intrapetiolar stipule large, between MissaoSalesiana and Serra Pirapucu, alt 800-1000 m, Rio Maturaca, 23 Jan 1966, Silva &Brazdo 60867 (paratypes NY, IAN, US, F, S, K, GH, UC, COL, RIO).

Discussion:

A S. rufa Mag. affinis et similis, sed foliis glabris, subtus dealbatis, farinososquamulosis; inflorescentiis paucipubescentiis differt.

Type. Tree 8 m high, adult leaves waxy-glaucous beneath, flowers yellow, shoots from lower trunk, frequent in Clusia tangle just south of Camp 3, lowland and slope forests, alt 700 m, Cerro de la Neblina, Rio Yatua, Territorio de Amazonas, Venezuela, 14-16 Nov 1957, Bassett Maguire, John J. Wurdack & Celia K. Maguire 42057 (holotype NY; isotypes NY, US, VEN, F, K, GH, UC).

Distribution:Venezuela South America| Brazil South America|