Picrasma
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Authority
Acevedo-Rodríguez, Pedro & collaborators. 1996. Flora of St. John, U.S. Virgin Islands. Mem. New York Bot. Gard. 78: 1-581.
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Family
Simaroubaceae
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Scientific Name
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Description
Genus Description - Dioecious trees. Leaves alternate, odd-pinnately compound; leaflets opposite, with entire, crenate, or serrate margins; stipules wanting. Flowers actinomorphic, unisexual, 4-5-merous, in axillary panicles or corymbs; calyx of equal, free, imbricate sepals; corolla of free, valvate, reflexed petals; stamens 4-5, vestigial in pistillate flowers, the filaments of equal length, the anthers nearly ovoid; nectary disk 4-5-lobed; ovary of 2-5 free carpels united at the tip of the styles, carpellodes present or absent in staminate flowers. Fruit a drupe with crustaceous endocarp, of 1-3, basally, connate, globose monocarps; seeds 1 per monocarp.
Distribution and Ecology - A genus of about 6 species in tropical America and 1 in Asia and Polynesia