620 SALICACE^E SALIX 



acuminate, glandular- serrulate, rounded or cordate at base, glabrous 

 above, glaucous beneath 2-4 inches long, on stout petioles : stipules reni- 

 form, conspicuous: aments appearing with the leaves, on leafy peduncles ; 

 staminate aments narrower, densely-flowered, 2-3 inches long, the black 

 hairy scales persistent : pistillate looser, the linear scales pale and pink- 

 tipped : capsule pubescent, long-beaked : on slender, pedicels as long or 

 Conger than the scales : stigma sessile. Common along streams, Oregon to 

 Brit. Columbia, and Hudson Bay. 



S. lasiolepis Benth. PI. Hartw. 335. ? A large shrub or small tree 

 15-40 feet high, with yellowish bark and erect branches : leaves oblong to 

 oblanceolate, obliquely acute or acuminate, serrulate, shining green above, 

 densely glaucous and somewhat pubescent beneath, petioled: stipules 

 rarely present, triangular : aments appearing with or before the leaves ; the 

 staminate cylindrical, 1-3 inches long, short-peduncled ; scales black, 

 hairy : stamens 2, the glabrous filaments united at the base for half their 

 length: pistillate aments small, 6-18 lines long, on short leafy peduncles: 

 style about as long as the itigmas. Common along streams, Washington 

 to California. 



S. cordata Muhl. Neue. Schrift, iv, 246. A shrub 5-12 feet high, the 

 twigs puberulent or glabrous : young leaves pubescent; mature leaves ob- 

 long-lanceolate, green on both sides or paler beneath, acuminate narrowed, 

 obtuse or subcordate at base, sharply serrulate with glandular teeth, short- 

 petioled : stipules oblique, serrulate, usually large and persistent : aments 

 bracted at the base appearing before the leaves: staminate about 1 inch long, 

 the pistillate 1-2)^ inches long in fruit: scales silky, persistent, stamens 

 2, filaments glabrous: style short: capsule narrowly ovoid, acute, glabrous, 

 2-3 lines long, short-pedicelled. In wet soil Brit. Columbia to California 

 and Virginia to New Brunswick. 



Var. angnstata Anders. Monogr. Sal. 159. Leaves linear-lanceo- 

 late. Range of the type. 



Var. Mackenziana Hook. Fl. ii, 149. A small tree with lanceolate 

 or oblanceolate leaves. California to Oregon and Manitoba. 



S. inyrtilloides L. Sp. 1019. An erect glabrous shrub 1-12 feet high, 

 with light brown terete twigs : leaves oblong, elliptic or somewhat obovate, 

 obtuse or acute, entire, mostly narrowed at base 1-3 inches long, short- 

 petioled, bright green above, pale or glaucous beneath, the margins slight- 

 ly revolute: aments appearing with the leaves, leafy-bracted at base, 

 rather dense, an inch or less long, or the pistillate longer in fruit: scales 

 persistent, obtuse, slightly villous : stamens 2; filaments glabrous : style 

 horter than or equalling the stigmas: capsule oblong-conic, obtuse, glab- 

 ous, 2-3 lines long, much longer than the filiform pedicels which slightly 

 r exceed the scales. In bogs, Brit. Columbia to Oregon and New Jersey. 



S. Barclay! Anders. Ofv. Handl. Vet. Akad. 1858, 125. ? A shrub 

 3-6 feet high with dark brown glabrous twigs, the young shoots pubescent : 

 leaves obovate to oval or somewhat lanceolate, often short-acuminate, 

 serrulate, bright green and glabrous above when mature, paler beneath, 

 1-2 inches long, short-petioled : stipules ovate, mostly acute, deciduous : 

 aments appearing with the leaves, borne at the ends of short branchlets, 

 densely flowered, spreading or erect: the staminate about an inch long, 

 the pistillate 2-3 inches long in fruit: scales persistent, slightly villous: 

 stamens 2 : filaments distinct : capsule narrowly conic, glabrous, acute, 3 

 lines long : style longer than the stigmas. On wet banks in the highest 

 mountains, Oregon to the Arctic regions. 



S. Sitchcnsis Sanson Bong. Veg. Sitch. 162. A straggling ascending 

 shrub 6-40 feet long, with light brown bark ; branches slender, brownish , 



