Acer.] xLiv. SAPiNDACEiE. (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- 

 phrodite than m the male flowers. Omrv 2- (rarely 3-) lobed and celled 

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



•Stigmatose on the inner face. Fruit a double samara, indehisoent. Seeds 

 exalbuminous, exarUlate ; embryo conduplicate. — Disteib. 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 lasal nerves. 



1. A. oblongrum, Wall, in DO.Prodr. i. 593; Cca. 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- toy. Bot. 31, t. 34 ; Brand. For. 

 Fl. 110; Royle III. 134. A. laurifolium, D. Don Prod/r. 249. A. Buzim- 

 pala, Uamilt. ex B. Bon I.e. 



Temperate Himalaya ; from Kashmir, alt. 2-3000 ft., to Sikkim, alt. 3-5000 ft. ; 

 . Bhotan, and the Mishmi hills. — Distbib. Hongkong, Loohow Islds. 



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

 ahove, 2-7 by |-3 in., minutely reticulated ; petioles §-3^ in., usually about half the 

 length of their leaves. Sepals and petals narrow, I'j— rir in- Stamens 8, exserted, gla- 

 brous. Ovaryha,iTj. i'Wiiiglabrous; carpels 1-1^ 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. 



Vab. ? microcarpvm; carpels J-f in. long. Mishmi hills, Qriffilh. 



2. A. nlveum, Blume Cent. Plant. Nov.; Bumph. iii, 193, 1. 167 B, fig. 1 j 

 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, 

 Eassk. in Tydschr. Nat. Wetersch. x. 138(1843); Cat. PI. Eort. Bog. 222 

 {mthout description in either case). A. javanicum, Jungh. in Tydschr. Nat. 

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



Uppek Assam, Oriffith. Maetabak, at Moulroein, SeZ/er.— Disteib. Sumatra, Java. 

 A tree of 100-150 ft. Leaves 3-8 by 1-34 •"• \ petioles 1-3 in. Oymes 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 |-24 in. long ; wings venose, widening upwards, back 

 but little curved, cells not angular. 



3. A. leevlgratum, Wall. PI. As. Bar. il 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. Far. Fl. 110, non Hort. 



Tempeeate Himalaya; alt. 5-9000 ft., from Simla to Sikkim. Khasia Mts., alt. 

 5000ft. ", . „ . 



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



strongly reticulated than in A. dblongijm; petioles J-4 in. Oymes laxer than in A. 



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



^i^in. ^offliens 5-8, glabrous, exserted. Ovary hairy, i^ruji glabrous ; carpels 



