Acer.] XLIV. SAPINDACE^:. (W. P. Hiern.) 693 



sepals or 0, erect, shortly clawed, without scales. Stamens 4-12, usually 8, 

 inserted on the glabrous disk; filaments usually shorter in the herma- 



Ehrodite than in the male flowers. Ovary 2- (rarely 3-) lobed and celled, 

 iterally compressed; cells 2-ovuled. Style bipartite; divisions linear, 

 stigmatose on the inner face. Fruit a double samara, indehiscent. Seeds 

 exalbuminous, exarillate ; embryo conduplicate. DISTKIB. A genus of 

 40-50 species, found also in Europe, other parts of Asia, and in North 

 America. 



SECT. I. Leaves undivided. 

 * Leaves with 3 basal nerves. 



1. A. oblong-urn, Wall, in DC- Prodr. i 593; Cat. 1222; leaves un- 

 divided quite entire oblong or ovate acuminate glabrescent penninerved 

 silvery glaucous beneath base obtuse 3-nerved, cymes panicled contemporary 

 with the leaves pubescent. Camb. in Jacq. Voy. Bot. 31, t. 34 ; Brand. For. 

 FL 110; Boyle III 134. A. laurifolium, D. Don Prodr. 249. A. Buzim- 

 pala, Hamilt. ex D. Don I.e. 



TEMPERATE HIMALAYA ; from Kashmir, alt. 2-3000 ft., to Sikkim, alt. 3-5000 ft. ; 

 Bhotan, and the Mishmi hills. DJSTRIB. Hongkong, Lochow Islds. 



A tree of 40-50 ft. ; trunk 1-2 ft. diam. Leaves more or less persistent, dark-green 

 above, 2-7 by f-3 in., minutely reticulated ; petioles -34 in., usually about half the 

 length of their leaves. Sepals and petals narrow, rs nr in. Stamens 8, exserted, gla- 

 brous. Ovary hairy. Fruit glabrous ; carpels 1-1 j in. long ; wings venose, diverging, 

 contracted below, back nearly straight ; cells woody, angular, clothed inside with white 

 hairs. Wood reddish, used for agricultural implements, and in Tibet for drinking 

 cups. 



VAR. ? microcarpum; carpels 4~I in. long. Mishmi hills, Griffith. 



2. A. niveum, Blume Cent. Plant. Nov.; Rumph. iii 193, t. 167 B, fig. 1 ; 

 leaves undivided quite entire elliptic or oblong acuminate or caudate 

 glabrescent penninerved white-glaucous beneath base rounded 3-nerved, 

 cymes panicled glabrous contemporary with the leaves. A. laurinum, 

 Hassk. in Tydsdir. Nat Wetersch. x. 138(1843); Cat. PL Hort. Bog. 222 

 (without description in eitlier case). A. javanicum, Jungh. in Tydschr. Nat. 

 Wetersch. viii. 391 (1841), not of Burmann. 



UPPER ASSAM, Griffith. MARTABAN, at Moulmein, Heifer. DISTRIB. Sumatra, Java. 



A tree of 100-150 ft. Leaves 3-8 by 1-34 * n ' > petioles 1-3 in. Cymes lax; flowers 

 yellowish-green. Sepals lanceolate or oblong, in. Petals equalling or shorter than 

 the sepals. /Stamens 6-8, glabrous, short, included (in hermaphrodite flowers). Ovary 

 hairy. Fruit glabrous ; carpels f-2 4 in. long; wings venose, widening upwards, back 

 but little curved, cells not angular. 



3. A. laevig-atum, Wall PI As. Ear. ii. 3, t. 104 ; Cat. 1223 ; leaves 

 undivided quite entire or minutely serrate when young ovate or oblong 

 acuminate glabrous shining penninerved reticulated green on both sides 

 base rounded 3-nerved, cymes panicled glabrous contemporary with the 

 leaves. Brand. For. Fl. 110, non Hort. 



TEMPERATE HIMALAYA; alt. 5-9000 ft., from Simla to Sikkim. KHASIA MTS., alt. 

 5000 ft. 



A large tree; trunk 30-40 ft. high, 3-4 ft. diam. Leaves 2^-6 by 1-2 in., more 

 strongly reticulated than in A. oblongum; petioles ^-\ in. Cymes laxer than in A, 

 oUongum. Sepals 5, ovate or lanceolate, ^ in. Petals 5, obtuse, clawed, white, 

 TV~& in. Stamens 5-8, glabrous, exserted. Ovary hairy. Fruit glabrous ; carpels 



