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Pakistan | Family List | Papilionaceae

Alysicarpus Desv. in J.Bot.Desvaux ser. 2(1):120. 1813. Baker in Hook. f.,Fl. Brit.Ind.2:157.1876; Ali in Biologia 12:31.1966.

Alysicarpus heterophyllus

Credit: Asad

Herbs, erect or diffuse. Leaves uni, very rarely trifoliolate, leaflets 2-stipellate; stipules scarious, acuminate, free or connate. Inflorescence terminal and axillary a raceme or panicle, flowers often in pairs, bracts scarious and deciduous. Calyx deeply divided, 2 upper lobes often connate to the apex. Corolla generally not exserted; vexillum obovate or orbicular, narrowed into a claw, wings obliquely oblong, adhering to the keel. Keel slightly incurved, often appendaged. Stamens diadelphous, 9+1, anthers uniform. Ovary sessile or stipitate, ovules many, style filiform, curved at the apex. Stigma terminal capitate. Fruit constricted between seeds.

A genus with about 30 species, distributed in Africa, Asia, Australia, Polynesia and Tropical America, represented in Pakistan by 8 species.

Excluded Species

Alysicarpus meeboldii Schindl. in Fedde Rep. Nov. Sp. 21:13. 1925.

All attempts to obtain any authentic specimen belonging to this species have failed. Hence the correct identity of this taxon presently remains obscure.

1 One seeded parts transversely rugose   (2)
+ One seeded parts not transversely rugose   (3)
2 (1) Inflorescence compact, leaflet small, elliptic-oblong   Alysicarpus scariosus
+ Inflorescence lax, leaflet elongated   Alysicarpus rugosus
3 (1) Pod tetragonal   (4)
+ Pod not tetragonal   (5)
4 (3) One seeded parts bead shaped   Alysicarpus tetragonolobus
+ One seeded parts rectangular   Alysicarpus heterophyllus
5 (3) Pod glossy, glabrous   Alysicarpus bupleurifolius
+ Pod not glossy, nor glabrous   (6)
6 (5) Pod moniliform   (7)
+ Pod not moniliform   Alysicarpus ovalifolius
7 (6) Veins obscure on mature pod (one seeded part rounded turgid); inflorescence with 10 or less flowers   Alysicarpus monilifer
+ Veins not obscure on mature pod (1 seeded part not rounded); inflorescence with more than 10 flowers   Alysicarpus longifolius

Lower Taxa

Related Synonym(s):


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