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Anneslia similis (Sprague & Riley) Britton & Rose
Calliandra similis Sprague & Riley, Kew Bull. 1923: 372. 1923.
Branches and leaf-rachis sparsely pilose. Leaves 6-8 cm. long; stipules lanceolate, acuminate, 3 mm. long; pinnae 9-1 1 pairs; leaflets about 30 pairs, oblong, obtuse, 2.5-4 mm. long, 1 mm. wide or less, glabrous except the sparsely ciliolate margins, the raidvein prominent; inflorescence terminal, racemose-paniculate, about 1.4 dm. long, sparsely hirsute; peduncles 2 or 3 together, 7-8 mm. long; pedicels 2.5-3 mm. long; flower-buds obovate ; flowers glabrous ; calyx about 2 mm. long, its triangular teeth obtuse; corolla 6 mm. long, its lobes ellipticovate, obtuse or acutish ; filaments about 3 cm. long, their tube very short ; legume about 8 cm. long, 1 cm. wide, pilose, apiculate, the base rather long-attenuate.
Type locality: San Jose, Cos^ Rica. Distribution: Type locality and vicinity.

Anneslia confusa (Sprague & Riley) Britton & Rose
Calliandra confusa Sprague & Riley, Kew Bull. 1923: 371. 1923.
A tree, 4-6 m. high, glabrous or very nearly so throughout. Petioles and rachis somewhat angled; pinnae about 15 pairs; leaflets 50-60 pairs, linear, acute, 6-8 mm. long, glabrous, but sometimes ciliate, the midvein nearly central; inflorescence terminal, racemose-paniculate, 2-3 dm. long; bracts lanceolate-linear, 8 mm. long, obtuse, striate, caducous; peduncles 2-4 together, about 8 mm. long; pedicels 3-4 mm. long; calyx 1.5-2 mm. long, the teeth unequal, obtuse; corolla 5 mm. long, its lobes oblong-lanceolate, obtuse; stamens 4 cm. long; legume 8 cm. long, glabrous or soon glabrate.
Type locality: CobSn, Guatemala. Distribution: Chiapas to Costa Rica.