128. SALICACEX. 535 
1. Populus alba, Linn. Sp. Pl. ed. l, p. 1034; Wesmael in 
DC. Prod. xvi. 2, p. 324; Brandis, For. Fl. p. 473; Mazim. 
in Bull. Soc. Imp. Nat. Mosc. 1879, p. 48; Fauvel in Mém. Soc. 
Se. Nat. Cherbourg, xxiii. p. 801; Franchet in Mém. Soc. Sc. 
Nat. Cherbourg, xxiv. p. 255; Wesmael in Bull. Soc. Roy. Bot. 
Belg. xxvi. p. 873 ; Hook. f. Fl. Brit. Ind. v. p. 638; Bretschn. 
Hist. Eur. Bot. Disc. p. 499. 
Curmi: Peking (Skatschkow and Bretschneider ex Mazi- 
mowicz); SHANTUNG: Chefoo, cultivated (Fauvel ex Franchet) ; 
Cuusan AncurPELAGO: Kintang (Fauvel). 
The type is distributed through the temperate regions of the 
Old World, and extends into India. 
Var. tomentosa, Wesmael in Bull. Soc. Roy. Bot. Belg. xxvi. 
p. 373. 
Populus tomentosa, Carriére in Revue Hortic. 1867, p. 340; Wesmael 
in DC. Prod. xvi. 2, p. 325; Bretschn. Hist. Eur. Bot. Disc. p. 831. 
CHILI: Siwantze (Simon ex Carrière). 
2. Populus balsamifera, Linn. Sp. Pl. ed. 1, p. 1034; Wesmael 
in DC. Prod. xvi. 2, p. 329; Kanitz in Ber. math.-nat. 
Ungarn (repr.), p. 7, and Pl. Exped. Széch. p. 57 ; Wesmael in 
Bull. Soc. Roy. Bot. Belg. xxvi. p. 878; Hook. f. Fl. Brit. Ind. 
y. p. 638. 
KansvH: hills near Kumbum, 10,000 ft. (Szechenyi ex Kanitz). 
Temperate Asia and N. America. 
Var. suaveolens, Loud. Encycl. p. 830; Wesmael, loc. cit. 
Populus suaveolens, Fisch. ex Loud. Encycl. p. 830; Maxim. in Bull. 
Soc. Imp. Nat. Mosc. 1879, p. 51; Franchet in Mém. Soc. Sc. Nat. 
Cherbourg, xxiv. p. 255; Korshinsky in Act. Hort. Petrop. xii. p. 390 ; 
Sargent, Forest- Fl. Japan, p. 71. 
Cuinzr: Peking (Tatarinow and Bretschneider ex Mazimowiez); 
SuriwaxiNG : near Moukden (James!); SuawruNG: Chefoo, 
cultivated (Fauvel); SukNsr:: Tsunghi mountains (Piasezki ex 
Maximowicz) ; Kaxsvn: Tsungli mountains and sources of Ho- 
angho (Piasezki ex Maaimowicz). Mus. Brit.; Herb. Kew. 
Temperate Eastern Asia and N. America. 
Var. laurifolia, Wesmael, loc. cit. ; Baker & S. Moore in Journ. 
Linn. Soc. xvii. p. 387. 
Populus laurifolia, Ledeb. Ic. FI. Alt. t. 479. 
