LEGUMINOSiE. 221 



§ 2. Flowers capitate ; stamens 10-20. — Petioles glanduliferous ; stipules large, foliaceous. 



224. A. tamarindifolia, W., Benth. ! Scandent, glabrous, armed with recurved 

 prickles ; branchlets tetragonal ; pinna 4t-%-jugal, distant : leaflets 6-20-j>/gal, obliquely 

 oblong, mucronatc or blunt : petiole bearing usually a gland in the middle between its base 

 and the lowest pinnas ; flower-heads globose, in racemes ; stamens 10, subdistinct ; " legume 

 flat-compressed, glabrous." — Plum. Ed. Burm. 1. 7 j Jacq. H. Schosnbr. t. 396 : the sepa- 

 rate flower by mistake is represented polyandrous. — Mimosa, L. — A woody climber ; leaflets 

 3"'-4'" long : stipules reniform, deciduous, often 1" diam. ; flowers whitish. — Hab. S. Lucia !, 

 Anders. ; S. Vincent !, Guild. ; [Martinique !, Sieb. Mart. 174 ; Venezuela]. 



225. A. bahamensis, Gr. Glabrescent, unarmed; branchlets angular ; pinna 2-4-jugal, 

 distant : leaflets 10-2Q-j//gal, obliquely oblong, bluntish : petiole bearing a gland below the 

 lowest pinnae ; flower-heads globose, fascicled ; stamens 20, connected at the base ; legume 

 • • • • — Lysiloma, Benth. I — I transfer it to this place for its affinity with the preceding. 

 Leaflets 6"'-4'" long, nigrescent by being dried : petiolar gland 2'" distant from the pinnae, 

 and about 1" from the node ; stipules large, semiovate, pointed, 8'" long. — Hab. Bahamas !, 

 Swains. 



§3. Flowers capitate ; stamens very numerous. — Petioles glanduliferous. 



226. A. paniculata, W. Subscandent, armed with small prickles (or unarmed) ; 

 branchlets and petioles pubescent ; pinna \0~20-jugal : leaflets S0-60-jugal, minute, linear, 

 unequal-sided, blunt, ciliolate, glabrous : petiolar gland minute ; flower-heads globose, pani- 

 culate ; stamens oo, subdistinct ; legume shortly stipitate, oblong-linear, flat-compressed, 

 glabrous. — A. microcephala, Rich. Cub. (non Mac/.). A. Clauseni, Benth. A. martinicensis, 

 Prl.f — A shrub, sometimes scandent (Rugel) ; leaflets 1"' long; legume 5"-6" long, 10'" 

 broad. — Hab. S. Lucia !, Anders. ; [Cuba!; Guiana, Brazil]. 



227. A. sarmentosa, Desv. Scandent, armed with small prickles (or unarmed) ; 

 branchlets and petioles puberulous or glabrescent; pinna 6-12 -j ug al .- leaflets 15-S0-jugal, 

 oblong-linear, very unequal-sided, semicordate at the base, bluntish, glabrescent : petiolar 

 glands usually minute ; flower-heads globose, paniculate, or in axillary racemes ; stamens oo, 

 subdistinct ; legume stipitate, oblong-linear, flat-compressed, glabrous : valves membranaceous. 

 — A. Westiana, DC, Benth. I A. guadalupensis, DC A. intsioides, DC. — A high, woody 

 climber ; leaflets 4"'-3'" long ; flowers white ; legume 4" long, 10'" broad : stalk 4'" long. 

 — Hab. Jamaica !, Wullschl. ; Antigua!, Nichols., Wullschl., S. Vincent!, Guild.; Trini- 

 dad !, Cr. ; [Portorico !, Guadeloupe ! ; Panama !, Venezuela !, Guiana !, Brazil !]. 



§ 4. Flowers pedicellate, in peduncled clusters or racemes; stamens oo. — 

 Petioles eglandular. 



228. A. villosa, W. Unarmed ; branchlets and petioles villous-pubescent ; pinna 5-8- 

 jugal: leaflets 10-20(-" 25 ")-jngal, oblong, bluntish, puberulous beneath or glabrescent ; 



racemes ovoid-oblong or subglobose : pedicels longer than the calyx ; stamens very nume- 

 rous ; legume shortly stipitate, oblong, flat-compressed, hairy : valves membranaceous. — 

 Mimosa, Sw. A. lophanthoides, DC. A. valenzuelana, Rich. : leaflets 20-25-jugal. — A 

 shrub ; leaflets 4'" long ; flowers white, with yellow anthers ; legume 2" long, 6"' broad. — 

 Hab. Jamaica !, all coll., common in the southern hills ; [Cuba ; Meiico ! to Panama !]. 



Sect. 2. Vachellia. — Legume turgid, subcylindrical or thickish-compressed, filled with 

 pulp, indehiscent. — Stipules or axils usually spinose : prickles none ; flowers capitate in 

 the West Indian species. 



§ 1. Stipules spinescent ; stamens oo, subdistinct. 



229. A. macracantha, Humb. Bonpl. Branchlets and petioles tomentose-pubescent 

 (or glabrescent) ; pinnae 40-8-jugal : leaflets 15-40-jugal, minute, linear, bluntish, glabrescent : 

 petiole bearing a depressed gland above its base and several between the uppermost 

 pinnae ; flower-heads globose, puberulous, subfascicled ; legume sessile, straight, velvety- 

 tomentose or puberulous, at length tumid, with the valves convex. — Kth. Mimos. I. 23. — 

 A. macracanthoides, Bert. A. pellacantha, Mey. /—A tree or shrub, very variable in the 

 down, the stipular spines either small, subrecurved (2"'-4'" long), or valid, spreading (l"-2" 

 long), the number of pinnae and leaflets, and the pulpy legume either continuous or subto- 



