Prestonia longifolia (Sessé & Moç.) J. F. Morales

Prestonia concolor (Blake) Woodson; Standley & Record, Field
Mus. Publ. Bot. 12: 327. 1936.
Belandra concolor Blake, Contr. Gray Herb. 52: 78. 1917.
Fruticose or suffruticose liana; leaves subcoriaceous, oblong-elliptic, 9-13 cm. long, 3-5 cm. broad, shortly acuminate, obtuse or rounded at the base, glabrous, somewhat lustrous above, the petioles 6-9 mm. long, glabrous to minutely papillate; inflorescence racemose, simple, bearing 30-40 greenish-yellow flowers, the peduncle about as long as the leaves, glabrous or minutely papillate; pedicels 7-10 mm. long, minutely papillate; bracts linear-lanceolate, 0.50.7 mm. long, scarious; calyx-lobes ovate-elliptic, acute to acuminate, 4-5 mm. long, membranaceous to subcoriaceous, deeply suffused with purple, minutely papillate externally; corolla salverform, glabrous or very minutely papillate externally, the tube 15-18 mm. long, about 3 nun. in diameter at the base, the epistaminal appendages wholly included, the lobes obliquely obovate, 8-10 mm. long; anthers glabrous or very minutely puberulent dorsally, slightly exserted; nectaries concrescent, thick and fleshy, entire or slightly undulate, somewhat surpassing the ovary; follicles unknown.
Type locawty: Bank of Rio Grande, British Honduras. Distribution: British Honduras.