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Pakistan | Family List | Apocynaceae

7. Holarrhena R. Bt. in Mem. Wern. Soc. 1:62. 1811. DC., Prodr. 8:413. 1844; Benth. & Hook. f., Gen. Pl. 2:708. 1876; Hook. f., Fl. Brit. Ind. 3:644. 1882; Cooke, Fl. Pres. Bomb. 2:133. 1904; Talbot, For. Fl. Bomb. Pres. Sind, 2:216. 1911; De Kruif, in Meded Landbou whogeschool Wageningon. 81,2.1981.


Trees or shrub. Leaves opposite, entire, membranous, mostly ovate or ovate-lanceolate. Inflorescence many flowers of terminal or sub-axillary corymbose cymes. Flower white. Calyx 5-lobed, glandular within, lobes small. Corolla salverform, tube narrow, cylindrical, throat contracted, naked, lobes oblong, overlapping to the left in bud. Stamens 5, included, inserted near base of tubes; filament short; anthers not connivent with stigma. Disc absent. Carpels 2; style short, filiform; stigma oblong or fusiform, tips entire or somewhat 2 lobed, ovules many in each locule. Follicles 2, elongated, incurved, circular, many seeded. Seeds linear or oblong with a deciduous coma, compressed and concave.

A genus of about 10 species, distributed mainly in the tropics of Asia and Africa; represented in Pakistan by only one species.

Lower Taxon

Related Synonym(s):


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