222 LEGUMIN0S2E. 



rulose, with more or less convex valves, which however are never quite glabrous. Leaflets 

 l'"-2'" long ; legume 4"-2£" long, 4"'-6"' broad, 2"'-3"' thick. 



a. Down whitish ; legume velvety-tomentose. — A. subinermis, Bert., Mac/. ! 



£. glabrescens. Down evanescent ; legume puberulous. — A. microcephala, Macf. ! (non 

 Rich.). A. flexuosa lasiocarpa, PI. Carib., and probably A. flexuosa, Hurnb. Bonpl. 



Hab. Jamaica !, Macf., AL, Bancr., March, in dry plains (a, j8) ; [Guadeloupe ! ; Mexico !, 

 Venezuela !, Ecuador !, Peru !, Buenos Ayres ! ; Galapagos !]. 



230. A. tortuosa, W. Branchlets and petioles tomentose-pubescent ; pinna 2-6(-8)- 

 jugal : leaflets 10-20-jugal, minute, oblong-linear, blunt, glabrescent •. petiole bearing an 

 oblong, depressed gland above its base and usually between the uppermost pinnse : stipular 

 spines valid; flower-heads globose, solitary; legume curved, tomentose: valves convex. — 

 Mimosa, L. M. saliuaruin, V. — A shrub or low tree ; leaflets 2'", whitish spines 6'" long. 

 — Hab. Jamaica!, Bancr., Al. : common in dry sandy plains; [Haiti !, S. Thomas !, S. 

 Croix ! ; Mexico !, Venezuela !, Ecuador ! ; Galapagos !]. 



231. A. Farnesiana, W. Branchlets and petioles glabrescent ; pinna 4-8(-2) -jugal : 

 leaflets \0-20-jugal, minute, oblong-linear, blunt : petiole bearing a scutellate gland above 

 its base and usually between the uppermost pinnae : stipular spines setaceous ; flower-heads 

 globose, fascicled ; legume shortly stipitate, curved (or straightish), glabrous, striate, oblong- 

 linear, at length cylindrical. — Besc. Fl. 1. t. 1. — Mimosa, L. Vaehellia, W. A. — A shrub 

 or low tree •. habit of the preceding ; legume 2"-l V long, 4"'-6'" diam., youug tumid- 

 compressed : stalk l"'-2'" long. — Hab. Jamaica !, March ; Antigua !, Wul/schl., S. Lucia !, 

 Anders., S. Vincent !, Guild. ; [Louisiana ! to Buenos Ayres ! ; trop. Africa ! to Algeria !, 

 Candia !, and Egypt ! ; East Indies ! ; trop. Australia !, Sandwich Islands !] , 



232*. A. arabica, W. Branchlets and petioles tomentose-pubescent or glabrescent; 

 pinna 4-1 (-9) -jugal : leaflets 10-20-jugal, oblong-linear, blunt: petiole usually glaudu- 

 liferous ; flower-heads globose : peduncles bracteolate^ at the middle ; legume stipitate, com- 

 pressed, moniliform -sinuate, slightly curved, tomentose (or glabrescent). — Roxb. Corom, 2. 

 t. 149. — A tree : spines spreading, either small, setaceous (2"'-3"' long) or valid (l"-l£' f 

 long) ; leaflets H' -2'" long ; legume 4"-6" long, 8'" broad : stalk 6"'-8"' long.— Hab. 

 Naturalized in Antigua !, Wullschl. ; cultivated in Jamaica 1, Wils. ; [introduced from Africa, 

 where it ranges from Egypt to the Cape]. 



233. A. coriophylla, Benth. " Branchlets, petioles, and leaves glabrous; pinna 1-2- 

 jugal: leaflets 3-b-jugal, oval or oblong-elliptical, coriaceous, shining ; flower-heads pu- 

 berulons, superior fascicled ; legume curved, oblong, glabrous, turgid." — A. lentiscifolia, 

 Rich. ? — Bentham compares the leaflets with the leaves of Buxus ; " spines minute or obso- 

 lete." — Hab. Bahamas (Swains.). 



234. A. acuifera, Benth. Glabrous ; pinna \-jugal : leaflets \§-\At-jugal, oblong, ob- 

 lique at the base, subtruncate-obtnse, rigid, shining above : petiole bearing scutellate glands 

 at the base and between the pairs ; flower-heads globose : peduncles half as long or as long 

 as the leaves ; legume subsessile, circinate-falcate, linear, compressed, glabrous. — A tortuous, 

 leafy shrub ; branchlets covered with minute warts ; common petiole 2'" long ; stipiflar spines 

 setaceous, l'"-3'" (-9'") long; leaflets 4"'-2"' long, 1'" broad; peduncles 8"'-l 2'" long ; 

 legume pulpy, forming an entire or half a circle, the diameter of which is 8"'-6"' : transverse 

 diameters l£"'-2"' : \ m . — Hab. Bahamas !, Hjalmars., Turk Islands. 



§ 2. Spines 2-1 above the membranaceous stipules or obsolete ; stamens monadelphous, 

 definite. (Chloroleucon, Benth.) 



235. A. parvifolia, W. Branchlets and petioles puberulous ; axillary spines spreading 

 or obsolete; pinna 5-9-jugal: leaflets 10-30-jugal, small, oblong-linear : petiole bearing a 

 gland above its base : stipules oblong, deciduous ; flower-heads globose, shortly peduncled ; 

 stamens 10-12, connected at the base ; legume broadly linear, curved, thickish-compressed, 

 glabrous, tapering at the subsessile base. — Mimosa, Sw. Pithecolobium, Benth. 1 Calliandra 

 Spruceana, Benth. — A shrub ; leaflets 2'", stipules about 4"'-6'", peduncles 3"'-4"' long ; 

 legume 3" long, 5'" broad. — Hab. Jamaica 1, Macf., M'Nab, on the sandy seacoast ; [Vera- 

 guas !, Cayenne !, Para !]. 



236. A. Vincentis, Gr. Puberulous or glabrescent ; axillary spines spreading or oh- 

 solete; pinna 3-4-jugal: leaflets &-9-jugal, broadly oblong, puberulous beneath: petioe 



