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Subfamily

Genera Incertae Sedis

Description

Large tree, non-aromatic; leaves opposite, petiolate, pinnately compound, leaflets 11-19, alternate to subopposite, sessile to subsessile, elliptic to lanceolate, entire; inflorescence cymose, forming a large, terminal panicle; flowers small; calyx actinomorphic, not accrescent, 5-lobed; corolla whitish, zygomorphic, limb 5-lobed, anterior lobe largest, other 4 similar; stamens 2 fertile (posterior pair reduced to staminodes), included to slightly exserted, thecae parallel, separate at dehiscence; pollen tricolpate, tectate-perforate, suprarugulose; ovary unlobed; stigma-lobes equal or unequal; disc poorly developed to absent; fruit dry, globose, villous, 4-seeded, remaining intact or splitting irregularly into two or four mericarps, abscission scar as long as mericarp; endosperm absent.  One species: P. canescens Jack, in Thailand to Malaysia and W Indonesia

Distribution

Native to:

41 Indo-China
42 Malesia

Publication

Peronema Jack, Malayan Misc. 2(7): 46 (1822).

Image resource

Royal Botanic Gardens, Kew

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