324 



SALICACEAE (WILLOW FAMILY) 



653. S. balsamifera. 



late, with a broadly rounded base, 4.5-12 cm. long, 2-4.5 cm. wide, short-acumi- 

 nate, glandular-serrate, subcoriaceoits, (jlahrous throughout, dark green and 



shining above, glaucous beneath, the young drying black ; 



stipules large, ear-shaped, dentate ; aments dense, thick- 



cylindricalt very silky, the staminate 3.5-5 cm. long, the 



pistillate becoming 4-7 cm. long ; capsules attenuate-rostrate, 



9-11 nun. long, greenish, drying brown, — Shrub or shrubby 



tree (1-5 m. high), forming extensive thickets on sandy or 



alluvial shores of rivers and lakes, 



e. Que. to Alb., s. to N. B., Me., 



and the Great Lakes. Fig. 652. 



Var. angustif6lia Bebb. Leaves 



narrower (8 cm. long, 2 cm. wide), 



pointed at both ends. — Same range. 



Var. BRi^viFOLiA Bebb. Leaves 



obovate or oblong, 2.5-3.5 cm. long, 



strongly veined. — Mich. 



2. Stipules obsolete or minute. 



14. S. balsamifera Barratt. 

 „.^ , , ^ „ Leaves short-oval to oblong-lance- 

 6d2. b. glaucophylla. ^^^^^^ broadly rounded and usually 



subcordate at base, at first very thin, subpellucid and 

 of a reddish color, balsamic-fragrant, at length firm but 

 thin, dark green above, paler or glaucous and promi- 

 nently reticulate-veined beneath, slightly glandular-ser- 

 rulate ; petioles long and slender ; fertile aments becoming very lax in fruit, the 

 long slender pedicels 6-8 times the length of the gland ; style short. — Low 

 woods and thickets, Nfd. and Lab. to Mackenzie and B. C, s. to n. N. E., N. Y., 

 Mich., and Minn. — A much-branched shrub, rarely a tree 7 m. high, with 

 shining reddish-castaneous or olive twigs. Fig. 653. 



b. Leaves clothed, even when fully groicn, vnth a long silky tomentum on both 

 sides, which is finally deciduous ; capsule subsessile. 



15. S. syrticola Femald. Leaves ovate or very broadly lanceolate, cuspi- 

 date-acuminate, dull green both sides, very closely serrate with fine projecting 

 gland-tipped teeth ; stipules conspicuous, ovate-cordate, glandular-serrate, ex- 

 ceeding the short stout petioles, which are dilated at base and embrace the 



obtuse silky buds ; aments leafy-peduncled, the fer- 

 tile not rarely becoming 1 dm. long, 

 densely flowered. (S. adenophijlla 

 Am. auth., not Hook.) — Shores of 

 the Great Lakes. — A large strag- 

 gling shrub, with stout tomentose 

 twigs and crowded leaves. Fig. 654. 



= = Leaves oblong-linear to elliptic- 

 obovate, entire ; sterile aments 

 sparingly pubescent or glabrate, 

 1-2 cm. long, the fertile in fruit 

 1-3 cm. long ; stigmas sessile or 

 ^r. c ..-I nearly so. 



654. S. syrticola. "^ 



16. S.pedicellarisPursh. Leaves 655. S. pedicclla.is. 

 1.5-7 cm. long, obtu.se or somewhat pointed, acutish at base, 

 smootli on both sides, somewliat coriaceous when mature, revolute, reticulated, 

 pale or glaucous beneath ; fertile aments thii;k-cyliii(lric, loosely few-flowered, 

 borjie on loni^ leafy peduncles ; capsules reddish-green ; pedicels slender, twice 

 the length of the nearly smooth greenish-yellow seale. (S. myrtilhndes Man. 

 cd. 6, not L.) — Cold bogs and wet meadows, e. Que. to B. C, N. J., Fa., and 

 u. la. Fig. 055. 



