Schizolobium parahyba

Author: (Vell.) Blake

Icones FM54

Morphological description
Tree up to 40 m high (parahybum Schizolob tree 428842). Stipules caducous.

Leaves bipinnate with 15-26 pairs of opposite or subopposite pinnae; petiole and main rachis up to c. 2 m; pinnae up to 30 cm, 8-27 pairs of leaflets per pinna. Leaflets short petiolulate, opposite or subopposite, oblong, 1.5-3.5 by 0.5-1.5 cm, glabrous above, appressed-pubescent beneath.

Inflorescences axillary or terminal, simple racemose, or paniculate of racemose units, up to 90 cm long; bracts and bractoles caducous; pedicels 10-17 mm, articulated near the middle (parahybum Schizol infl 225204).

Flower buds puberulous outside (parahybum Schizol bud/fl 255205). Hypanthium 6-10 mm long. Calyx 5-lobed, lobes 9-11 mm long, more or less regular or zygomorphic, imbricate. Petals 5, imbricate, patulate; limb corrugate, bright yellow, ovate-oblong or obovate, 1 7.5-22.5 mm long and wide; claw 4-7 mm long. Stamens 10, free, all or 9 fertile, slightly unequal, shorter than the petals; filaments villous below; anthers dehiscent introsely or longitudinally. Ovary stipitate, excentric with adnate stipe, 4- ovuled, densely hairy; style filiform, glabrous; stigma obscure.

Pods obliquely erect, obovate, 8-17 by 3-5 cm, rounded at apex, cuneate towards base, glabrous, rugose, one-seeded (parahybum Schizol pod/sd 255206).

Central America to Brazil.

In Malesia cultivated as an ornamental: seen from Sumatra, Java, Philippines.