272 LEGUMINOS. © VACHELLIA. 
prickles, or sometimes unarmed : leaves rarely simply pinnated, usually bipin- 
nated with 1-2 pair of pinne, and a gland between each pair; leaflets 7-10 
pair, oblong-linear, obtuse, glabrous: spikes axillary, several together, elon- 
ted, filiform: anthers tipped with a deciduous gland: legumes cylindric, 
filled with a mealy pulp.—Linn.! mant. p. 68; DC. prod. 2. p. 446; Spr. 
syst. 2. p. 526; Roxb. Cor. 1. t. 63; Wall.! L.n. 5299; Wight! cat. n. 555.— 
P. spicata, Burm. Ind. p. 102. t. 25. f. 3.—Adenanthera aculeata, Rowb. ff. 
Ind. 3. p. 371.— Pluk. t. 121. f. 3. 
LXXI. VACHELLIA. W.& A. 
Flowers polygamous, bisexual and male. Calyx 5-toothed. Corolla tu- 
bular, gamopetalous, 5- (occasionally 6-) toothed. Stamens very numerous, 
distinct. Legume cylindrical, turgid, scarcely dehiscent, filled with pulp 
and a double row of seeds.—A large shrubby or small tree, armed with sti- 
pulary straight thorns. Leaves bipinnated: pinnæ 4-8 pair, with a gland be- 
low the lower pair and often between the uppermost: leaflets 10-20 pair, 
linear, nearly glabrous.  Petioles and peduncles more or less pubescent. 
Flowers capitate; heads globular, 2-3 together, each on an axillary peduncle. 
841. (1) V. Farnesiana (W. & A.)\—Wight! cat. n. 591.—Mimosa Farne- 
siana, Linn. sp. p. 1506 ; Roxb. fl. Ind. 2. p. 557.—M. sepiaria, Roab. in E. 
I. C. mus. tab. 492.—M. Indica, Poir.—Acacia Farnesiana, Willd. sp. 4. p. 
1083 ; DC. prod. 2. p. 461 ; Spr. syst. 3. p. 145 ; Wall.! L. n. 5264,—A. Indi- 
ca, Desv. journ. bot. 1814, 1. p. 69 ; DC. I. c. p. 146.—Pluk. t. 73. f. 3. 
This, like Acacia Arabica, exudes a considerable quantity of gum. We 
have named this very distinct genus in honour of the Rey. G. H. Vachell, who 
has lately contributed largely, by means of specimens, to make the botany of 
China better known to Europeans. 
LXXII. ACACIA. JVeck.; Willd. 
Flowers polygamous, bisexual and male. Calyx 4-5-toothed. Petals 4-5 
either distinct, or united into a gamopetalous 4—5-cleft corolla. Stamens va- 
rious in number (8-200). Legume continuous, dry, 2-valved. Seeds with- 
out pulp.—Shrubs or trees, unarmed, or armed with stipulary thorns or scat- 
tered prickles. Leaves, in all the Indian species, bipinnated. Flowers yel- 
low, white, or rarely red, in globular heads or longish spikes. 
§ 1. Flowers spiked. + 
842. (1) A. Catechu (Willd. :) arboreous: branches armed with stipulary 
thorns, or occasionally unarmed ; young shoots, petioles and peduncles more 
or less pubescent : leaves bipinnated ; pinne 10-30 pair; leaflets 30-50 pair: — 
petiole sometimes armed on the under side with a row of prickles, with one 
large gland below the lowest pair of pinnæ, and between the extreme 1-6 pairs: 
spikes axillary, 1—4 together, shorter than the leaves: flowers numerous: Pe 
tals united: stamens distinct, numerous: legumes flat, thin, straight, linear, 
peus. 4-8-seeded.— Willd. sp. 4. p. 1079 ; DC. prod. 2. p. 458; Spr- 
458.—A. catechuoides, Wall.! L. n. 5229 (partly).—Mimosa catechu, Lin 
suppl. p. 439 (from descr.) ; Roab.! fl. Ind. 2. p. 563; in E. I. C. mus. t 
1725.—M. catechuoides, Roxb. fl. Ind. 2. p. 562; Cor. 2. t. 175 (under ™- 
_After a careful examination of our specimens compared with figures - 
deseriptions, we cannot separate the above as species. The absence oT F 
