292 L. LEiJUMiNOSJ!. (J. G. Baker.) lAcrocarpus, 



distinct midrib nearer tie upper side and conspicuous veinlets. Heads globose, form- 

 ing an ample patent panicletTpith compound spreading lower branches. Flowers some- 

 times pentamerous. Corolla ^ in. Pod distinctly stalked, ^learly straight, 1 J-2 in, 

 by |-1 in., glossy, finely reticulato-Tennlose, 6-8-seeded. 



126. ACROCARPTTS, W. & A. 



An erect imarmed tree. Leaves bipinnate. Flowers racemed. Calyx cam- 

 panulate, cleft al)out half-way down into 5 equal lanceolate teeth, the disk com- 

 pletely investing the tiibe. Petals oblanceolate, equal, half as long again as the- 

 calyx. Stamens 5, exaerted, straight, equal ; anthers uniform. Ovary stalked, 

 linear, many-OTuled; style incurved, very short, stigma small terminal. Pod' 

 long-stalked, flat, ligulate, many-seeded, with a wing down the upper suture. — 

 DisTBiB. A single species. 



1. A. fraxlnlfollus, Wight Ic. t. 254 {excluding the leaf); ArnoU in 

 Jardine Mag. ii. 547 ; 'Wight III. p. 198 ; Bedd. Fl. Sylv. t. 44. A. combreti-- 

 florus, Teysm. ^ JBinnen. ; Walp. Ann. vii. 811. 



NiLGHiHia, Wight, Seddome, Brandis. Sikkim, Hooh. JU. — Distrib. Sumatra. 



A large unarmed erect tree, 60 feet high before it forks. Pinna 8, a foot or more 

 long; leaflets 10-12, nearly sessile, oblong, rather oblique, glabrous, subcoriaceous, 

 3—4 in. long. Mowers in dense simple racemes produced in February, when the leaves 

 are'fallen ; pedicels short, drooping. Calyx ^ in. Petals scarlet, slightly imbricated 

 in bud. Filaments twice the length of the corolla. Ovules about 16. Pod long- 

 stalked, thin, flat, with a wing down the upper suture. 



127. ACACIA, Willd. 



Spinose or prickly shrubs or trees, erect or climbing. Leaves bipinnat%. 

 with minute leaflets. Flowers in globoseheads or cylindrical spikes, herma- 

 phrodite or polygamous, usually pentamerous. Calyx campanulate or funnel- 

 shaped, shortly toothed. Petals exserted, united in the lower half. Stamens 

 free, indefinite, much exserted ; anthers minute, not gland-crested. Ovary stalked 

 or sessile, many-ovuled ; style filiform, stigma minute capitate. Pod ligulate 

 or oblong, not jointed, usually compressed and dry, dehiscent or indehiscent,. 

 rarely turgid or subcylindrical, sutures straight or wavy, not thickened. — Distrib. 

 Species 430, the foliiferous groups cosmopolitan in the tropics, the great phyllo— 

 dineous series, which comprises two-thirds of the genus, almost restricted to 

 Australia. 



A. melanoxylmi, E. Br., and A. dealbata. Link, both Australian species, have been 

 extensively planted in the Nilghiris. 



Sekies I. Gummiferae g'lobiferse. Erect shrubs or trees. Spines 

 long and straight. Stipules spinescent. Flowers in rounded heads. 



1. A. Farnesiana, Willd.; DC. Prodr. ii. 461; pinnae 8-16, leaflets 

 20-40, heads axillary, pod thick short cylindrical glabrous with straight 

 sutiu-es biserial seeds and pulpy mesocarp. Wall. Cat. 5264, excl. I. ; Bedd.- 

 Fl. Sylv. t. 52. Mimosa Farnesiana, Linn. ; Boxh. Sort. Beng. 40 ; Ft. Ind. 

 ii. 557. Vachellia Farnesiana, W. §• A. Prodr. 272 ; Wt. Ic. t. 300. Acacia 

 indica, Heso. ; DC. Pi-odr. ii. 462. Famesia odora, Gaspar in Linnma, 1839,. 

 Litteir. 134. 



Himalayas to Ceylon and Penang, — Disteib. Cosmopolitan in the Tropics, bub 

 often planted. 



A shrub or low tree, with slender zigzag branches, marked with grey dots. Spines 

 stipular only, seldom over J-J in. long on the branchle ts. iea/'-rachises downy, with 

 a minute petiolar gland ; pinniE l-lj in. long ; leaflets green, subglabrous, rigidly 



