Compilation
Trichilia umbrosa

Large evergreen tree 25–40 m. tall; bole slightly buttressed, up to 2 m. in diam.; bark grey and smooth like a Ficus. Leaves imparipinnate; petiole and rhachis up to 26 cm. long, glabrous or densely pilose; leaflets up to 21 × 8·5 cm., opposite or alternate, (2) 3–4 (5)-jugate, obovate to oblanceolate or oblanceolate-elliptic, nearly always distinctly broadest near the apex, apex nearly always acute or acuminate, rarely rounded or emarginate, base rounded or cuneate, upper surface drying dark brown, lateral nerves in 8–9 (12) pairs, lower surface glabrous or with a few strigose hairs, very rarely sparsely to densely pilose; petiolules up to 1 cm. long. Flowers dirty white, in axillary cymes or cymose panicles. Pedicels up to 1 cm. long. Calyx usually 5–7 mm. long, strigulose-tomentellous, lobed to half-way or more, lobes subcircular, imbricate. Petals (1·3) 1·4–2·4 (2·6) cm. long, linear, tomentellous on both surfaces. Filaments usually 1–1·5 cm. long, united for about half their length, sparsely puberulous outside, densely villous in the upper half inside. Appendages deltate, nearly 3/4 as long as the anthers; anthers 2 mm. long, slightly apiculate, antherodes a little smaller, not producing pollen. Disk glabrous, thin, with 10 deltate teeth alternating with the filaments. Ovary 3 (4)-locular; style usually 8–10 mm. long, columnar, densely setulose-puberulous almost to the apex; stylehead capitate, with a crateriform apical (?)stigmatic region. Pistillode with vestigial ovules. Capsule c. 3 × 3 cm., obovoid-globose, without a stipe, slightly sulcate, surface transversely wrinkled, fulvous-tomentellous, opening by 3 (4) valves. Seed black, almost completely concealed by the scarlet aril.