Frutex ad 3 m alta; ramuli juveniles rubro-brunnei, foliati, veteres cortice tenui griseo longitudinaliter fisso, lenticellis orbicularibus inconspicuis, foliorum cicatricibus prominentibus. Folia in ramulis axillaribus sterilibus congesta, in ramulis florentibus internodiis 10-15 mm longis; petioli plerumque 12-30 mm longi, tenues, subteretes, supra canaliculati, basi lato amplectente; lamina trifoliolata; foliola plerumque 10-40 x 5-13 mm, medio paulo majore, elliptica, utrinque angustata, acuta, mucronata, plerumque integra, interdum laterali (rarissime medio) lobo uno profundo. Umbellae terminales globosae, anthesi c. 4 cm diam.; pedunculi c. 1.5-3 cm longi, glabri vel pubescentes; bracteae c. 5, lanceolatae, c. 2 x 0.75 mm, mox caducae. Umbellulae c. 30, globosae, c. 8-10 mm diam.; pedunculi c. 12-22 mm longi, brevissimis in umbellulis, glabri vel pubescentes; bracteolae c. 5, lanceolatae, 2 x 0.5 mm, acuminatae, mox caducae; pedicelli c. 20-28, inaequales. Calycis lobi minimi, triangulares, carnosi. Petala c. 1 x 0.5 mm, elliptica, apice longe acuminato inflexo. Stamina 5, filamentis incurvis. Stylopodium conicum, atrobrunneum; stigmata brevissima; ovarium ambitu plus minusve oblongum, c. 1 x 0.5 mm. Mericarpia similia, ambitu plus minusve ellipto-oblonga, 5 x 2 mm, complanata, alis marginalibus angustis.
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Shrub, 0.5-3.0 m high, similar to the other 2 species and to Heteromorpha. Leaflets rarely lobed, apices rounded or obtuse. Inflorescences: umbels ± 40 mm in diam. Flowers yellow. Flowering time Jan.-Mar.
Shrub, up to 3 m high; bushy. Leaves compound, trifoliolate; leaflets with apex acute, margins entire, seldom divided. Flowers: yellow; Jan.-May. Fruit dorsally flattened, marginal ribs slightly winged.
Bushy shrub, 3 m high. Leaflets entire or seldom divided; moderately acute. Flowers yellow.
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