Monographs Details: Bonnetia crassa Gleason
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Description:Distribution and Ecology - Distribution. VENEZUELA. Terr. Amazonas, Cerro Duida: slopes of Ridge 25 at 5500-6000 ft alt, 26 Nov-16 Dec 1928, Tate 413 (NY); Tate 539 (holotype NY); shrub 15-25 feet tall, petals rose or white tinged with pink, common on dry ridge top, Brocchinia Hills at 1700-2000 m alt, 1 Sep 1944, Steyermark 58182 (NY); Cerro Huachamacari: tree 3 m high, common, Summit Camp to West Escarpment at 1800 m alt, 14 Dec 1950, Maguire, Cowan & Wurdack 30225 (NY); Cerro Sipapo, Maguire & Politi: low sprawling shrub to 5 dm high, petals white bordered by deep rose, frequent in forest from Intermediate Camp to Camp Savanna, 1800-4500 feet alt, 1-3 Dec 1948, 27493 (NY); low shrub with white flowers, Camp Savanna at 1400 m alt, 25 Dec 1948, 27930-B (NY); spreading shrub 0.5-1 m, flowers flushed pink, common, Camp Savanna, North Escarpment, 1400 m alt, 25 Dec 1948, 27930-A (NY, US, VEN); Cerro Guanay: shrub or tree to 4 m, flowers pink, common, rocks and thickets about pool at 1800 m alt, 2 Feb 1951, Maguire, Phelps, Hitchcock & Budowski 31710 (NY); Serranía Paru, Cowan & Wurdack-, bushy tree 1-8 m high, petals white flushed with pink, frequent, dominant tree of this area, sabanita and scrub forest, cumbre at 2000 m alt, 2 Feb 1951, 31179 (NY, S, U, W); locally occasional in sabanita at 2000 m alt, 2 Feb 1951, 31183 (NY); bushy tree to 10 m high, frequent in cumbre, 7 Feb 1951, 31330 (NY, VEN, GH, F, K, COL); sparsely branched scrub trees 0.1-2 m high, leaves and stems frosted-glaucous above and below, in flat sabanitas, West Rim, Cano Asisa, Río Ventuari, 7 Feb 1951, 31332 (NY, VEN, US); Cerro Yutaje, Maguire & Maguire-, shrub or trees to 15 m high, petals flushed pink or rose, stamens yellow, style branches ca 2 mm long, common along stream-course, Camp Yutaje, at 1300 m alt, 8 Feb 1953, 35069 (NY); junction right and left forks of Cano Yutaje, 1500 m alt, 21 Feb 1953, 35345 (NY, US, VEN, GH); tree to 15 m, common in woodland along stream, Right Fork, Cano Yutaje at 1500 m alt, 21 Feb 1953, 35362 (NY); small tree, common in savanna, Cerro Coro-Coro at 1500 malt, 12 Mar 195 3,35445 (NY); 35497 (NY, US).
Type. Large tree with pinkish-white flowers, hillsides and flat ground at Central Camp, summit, Mt. Duida, at 1600 m alt, 20—28 Dec 1928, Territorio Amazonas, Venezuela, G. H. H. Tate 539 (holotype NY).
Distribution:Venezuela South America