MIMOSACEAE. 47 



Ovary glabrous, shorter than the stipe : petioles longer than the petiolules. 



1. 1'. L'nguiH-cail. 

 Ovary pubescent, longer than the stipe : petioles shorter than 



the petiolules. 2. P. (juadclupcnse. 



1. P. Unguis-Cati (L.) Benth. Small tree or unarmed shrub: blades of the 

 leaflets thinnish, broadly obovate, oval, or suborbicular, 1-4.5 cm. long: calyx 

 1.5-2 mm. long; lobes wider than long, blunt: corolla 3.5-4.5 mm. long: pods 

 long-stipitate. 



The Cat's-claw grows in hammocks on the Everglade Keys, the lower portion 

 of the western coast of the peninsula and on the Florida Keys. The red or purplish 

 heart-wood is close-grained, heavy, and very hard. (W. I.) 



2. P. guadelupense Chapm. Armed small tree or low shrub: blades of 

 the leaflets leathery, oblong to cuneate, oval, or suborbicular, 3-7 cm. long: 

 calyx 2.5-3 mm. long; lobes longer than wide, acute: corolla 5-6 mm. long: 

 pods short-stipitate. 



The Black-bead grows in pinelands and hammocks on the Everglade Keys and 

 the Florida Keys. The dark-brown or purple heart-wood is close-grained, heavy, 

 and bard. {W. I.) 



2. ALBIZZIA Durazz. Shrubs or trees. Leaves 2-pinnate: leaflets 

 numerous. Spikes capitate. Calyx-lobes relatively short and small. Corolla 

 about twice as long as the calyx. Pod linear, flat. — Spr. 



Blades of the leaflets acute, the midrib nearly marginal : pod-valves veiny all over. 



1. A. Julibrissin. 

 Blades of the leaflets rounded at the apex, the midrib not lateral : 



pod-valves veiny only over the seeds. 2. A. Lebbek. 



1. A. Julibrissin (Willd.) Durazz. Tree becoming 10 m. tall or shrub: leaves 

 with 16-24 pinnae; leaflets 50-70, the blades falcate-lanceolate, 7-16 mm. 

 long, obliquely acute: calyx about 2 mm. long: corolla 6-8 mm. long; larger 

 lobes ovate: pods broadly linear, 10-15 cm. long: seeds oblong, 3.5-4.5 mm. 

 wide. 



The .Tl'librissin, a native of Asia, grows in woods and fields nearly through- 

 out Florida. The brown heart-wood is close-grained, rather heavy, and hard. 

 (Cont., ^y. I.) 



2. A. Lebbek (Willd.) Benth. Tall tree: leaves with 4-8 pinnae; leaflets 

 10-22, the blades oblong to oblong-obovate, 2-5.5 cm. long, acute: calyx about 

 4 mm. long: corolla 9-11 mm. long; larger lobes lanceolate: pods linear, 15-40 

 cm. long: seeds oval, 6-7 mm. wide. 



The Woman's-tongde tree, a native of Africa, grows in hammocks and about 

 gardens on the lower Florida Keys. The brown heart-wood is close-grained and 

 rather heavy. (IV. 7.) 



3. LYSILOMA Benth. Shrubs or trees. Leaves 2-pinnate: leaflets 

 numerous (or few). Spikes capitate (or cylindric). Calyx-lobes relatively 

 long. Corolla slightly longer than the calyx. Pod oblong to linear. 



1. L. bahamensis Benth. Tree becoming 20 m. tall, with spreading branches: 

 leaves with 4-8 pinnae; leaflets 20-40, the blades oblong to oblong-lanceolate, 

 8-11 mm. long: calyx about 2 mm. long: corolla 2.5-3 mm. long; lobes ovate: 

 pods oblong, 8-15 cm. long, long-stipitate. — Spr. 



The Wild-tamarind grows in hammocks on the Everglade Keys and the Florida 

 Keys. The dark-brown and often red-tinged heart-wood is close-grained, heavy, 

 hard, and tough. {Bah., Cuba.) 



4. VACHELLIA Wight & Am. Shrubs or small trees. Leaves 2-pin- 

 nate: leaflets numerous, small. Spikes globose. Calyx-lobes minute and 

 relatively short. Corolla about twice as long as the calyx, the lobes short. 

 Filaments distinct. Pod very turgid. 



