Albizia niopoides var. niopoides

Senegalia liebmannii Britton & Rose, sp. nov
A shrub or tree, the tw gs puberulent. Petiole and rachis terete, puberulent, bearing a small cup-shaped gland near the middle of the petiole and between I or 2 of the uppermost pairs of pinnae; pinnae 4-7 pairs; leaflets 25-40 pairs, narrowly linear, 4—7 mm. long, glabrous, sometimes sparingly ciliate, the midvein epccentric; legume 9-11 cm. long, 10-12 mm. wide, short-stipitate, acuminate.
Pacific Coast of Oaxaca, 1S4I-3, Liehmann 43S0.

Albizzia caribaea (Urban) Britton & Rose
Pithecolobium caribaeum Urban, Symb. Ant. 2; 260. 1900.
A tree, 8-25 m. high, the young twigs, petioles, leaf-rachis, and peduncles puberulent or glabrate. Petioles 2-4 cm. long, usually bearing a small orbicular gland; pinnae 5-10 pairs, usually with a similar orbicular gland between the upper ones; leaflets 30-50 pairs, linear, approximate, 5-11 mm. long, glabrous, obtuse, shining above, the midvein excentric; heads subracemose, globose; pedimcles 6-10 mm. long; flowers nearly or quite sessile; calyx about 1 mm. long, turbinate, its short teeth triangular; corolla about 4 mm. long, its lobes lanceolate; stamen-tube included; legume nearly sessile, 6-14 cm. long, 1.5-2.5 cm. wide, glabrous, at length dehiscent, 7-10-seeded.
Type locality: St. Vincent.
Distribution: St. Vincent; Grenada; Tobago; Trinidad; Costa Rica; Panama; Margarita;