Entada parvifolia Merr., Philipp. J. Sci., C 3: 229. 1908.

O'Donnell, Shawn A., Ringelberg, Jens J. & Lewis, Gwilym P., 2022, Re-circumscription of the mimosoid genus Entada including new combinations for all species of the phylogenetically nested Elephantorrhiza (Leguminosae, Caesalpinioideae, mimosoid clade), PhytoKeys 205, pp. 99-145 : 99

Entada parvifolia Merr., Philipp. J. Sci., C 3: 229. 1908.

= Entada philippinensis Gagnep., Notul Syst. (Paris) 2: 58. 1911.

Type.

PHILIPPINES. Luzon, Zambales Province, M. Ramos 5067 (holotype: NY [NY00002028]; isotypes: K [K000295958], US [ US 01108049]) .

Description.

Shrub, scandent, stem swollen from base, tuberous. Leaves: rachis 4-7.5 cm long; pinnae 2 pairs per leaf, 4.5-7.5 cm long, with 8-11 pairs of opposite leaflets; leaflets 1.1-1.9 × 0.4-0.75 cm, obliquely oblong, asymmetric, apex rounded to truncate, retuse or mucronate, base cuneate to rounded, lamina glabrous above and below. Inflorescence: a supra-axillary, 15 cm long spike, axis appressed-puberulous. Flowers: sub-sessile, staminate or bisexual; calyx cupular, 1 mm long, with minutely deltate teeth, glabrous to sparsely puberulent; petals 3 mm long, oblong; stamen filaments 5.5-7 mm long. Fruit: a straight, torulose craspedium, 29.5 × 5-5.5 cm, with transverse septa between seeds dividing the fruit into one-seeded segments which, upon ripening, fall from the persistent replum; epicarp chartaceous, endocarp papyraceous. Seeds: irregularly ovoid, 1.8 × 1.6 × 0.8 cm, dark brown, lacking a pleurogram.

Distribution.

Philippines.

Habitat and ecology.

Low elevation thickets.