222 LBGUMINOS^. 



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

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



a. Down whitish ; legume velvety-tomentose. — A. subinermis, Sert., Mac/. I 



0. glcArescens. Down evanescent ; legume puberulous. — A. microcephala, Macf. ! {non 

 Mich.). A. flexuosa lasiocarpa, PI. Carib., and probably K. flexuosa, Huntb. Sonpl. 



Hab. Jamaica I, Macf., Al., Barter., March, in dry plains (o, J3) ; [Guadeloupe ! ; Mexico !, 

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



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

 jugal : leaflets W-iO-jugal, minute, oblong-linear, blunt, glabrescent : petiole bearing an 

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

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

 Mimosa, L. M. saliuarum, V. — A shrub or low tree ; leaflets 3"', whitish spines 6'" long. 

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

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

 ■^ 231. A. Farnesiana, W. Branchlets and petioles glabrescent ; ii)m««4-8(-2)-^'M^«/ .- 

 leaflets \0-%0-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 siT&\^iks\i) , glabroits, striate, oblong- 

 linear, at length cylindrical. — Sesc. M. 1. t. 1. — Mimosa, L. Vachellia, W. A. — A shrub 

 or low tree : habit of the preceding ; legume 2'*-!^" long, 4"'-6"' diam., young tumid- 

 compressed : staUi; l'"-2"' long. — Hab. Jamaica !, March ; Antigua !, Wullschl., S. Lucia !, 

 Anders., S. Vincent !, Guild. ; [Louisiana ! to Buenos Ayres I ; trop. Africa 1 to Algeria !, 

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



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

 pinna 4i-i{-9)-jugal : leaflets Vi-IA-jugal, oblong-linear, blunt : petiole usually glandu- 

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

 pressed, riboniliform-sinuate, slightly curved, tomentose (or glabrescent). — Boxb. Coram, 2. 

 t. 149. — ^A tree : spines spreadiog, either small, setaceous (2"'-3"' long) or valid (l"-li" 

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

 Naturalized in Antigua !, Wullschl. ; cultivated in Jamaica I, Wils. ; [introduced fi-om Africa, 

 where it ranges from Egypt to the Cape]. 



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

 jagal ; leaflets S-5-Jugal, oval or oblong-elliptiosd, coriaceous, shining ; flower-heads pu- 

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

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

 lete." — ^^Hab. Bahamas (SicaiHs). 



234. A. acuifera, Benth. Glabrous ; pinna \-jugal : leaflets 10-14-_;a^a?, oblong, ob- 

 lique at the base, subtruncate-obtuse, 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 s\}i)WssS\.e, drdnate-falcale, linear, compressed, 'glabrous. — ^A tortuous, 

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

 getaceous, l"'-3"' (-9'") long; leaflets 4"'-2"', long, V" broad; peduncles 8"'-12"' long ; 

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

 diameters li"'-2"' : 4'".— Hab. Bahamas 1, Hjalmars., Tiirk Islands. 



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

 definite. (Chloroleucon, Benth.) 



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

 or obsolete ; pinna h-9i-jugal : leaflets \()-m-jugal, small, oblong-Unear : petiole bearing a 

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

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

 glabrous, tapering at the subsessile base — Mimosa, 5W. Pithecolobium, Benth. I Calliandra 

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

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

 guas !, Cayenne !, Para I]. 



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

 solete; pinna i-i'jugal: leaflets i-^rjugal, hioailj oblong, puberulous beneath: petioe 



