SALICACE^E. 331 



8. S. cordata, Mulil. Heart-leaved Willow. , 



Leaves lanceolate or ovate lanceolate, sometimes truncato or heart shaped at 

 base, acuminate, sharply toothed, smooth, paler beneath; stipules reniform or 

 orate, toothed, often large and conspicuous, or sometimes small and almost entire; 

 aments appearing with the leaver leafy at bass, cylindrical, the fertile elongating 

 in fruit. 



Low river banks and low meadows. A shrub 2 to 6 feet or a small tree <3 to 15 

 fact high, with laves 4 to G inches long. Fertile aments 2 to 3 inches long. 



9. S. ANGUSTATA, Piirsh. Narrow-leaved Willow. 



Leaves lanceolate, acute, long and tapering to the base, slightly toothed, smooth 

 and scarcely glaucous beneath ; stipules semi-cordate ; aments large, appearing be- 

 fore the leaves; ovary tapering into a long style. 



Banks of. streams. A large shrub or small tree S to 15 feet high, with very long 

 and slender twigs, and long and narrow leave3. 



Sec. in. Amcnls peduncled (long and loose) borne on the summit of lateral leafy 

 brauchas of the season.— S hrubs and trees, ivith the branches, very brittle at th* base. 



* Ovary sessile, smooth ; stamens 2, v 



10. S. ALBA, L. Yihite Willoia: Yelloio Willow. 



Leaves lanceolate or elliptic-lanceolate, pointed,, toothed, clothed more or less 

 ■with white silky hairs, especially beneath; stipules lanceolate; ktigmas nearly ses- 

 sile thick and recurved. An introduced tree of rapid growth, attaining a height 

 of 50 to SO feet, with several varieties. Var. 1, vhtluna, has yellow or light red 

 branches ; haves shortci and broader. (S. vitellina, Smith & Borrcr. S. Pamtacbi- 

 ana, Barret.) Var. 2, cverulea has the leaves nearly smooth at maturity. 



* * Ovary stalled^ smooth ; stamens 2 to 6. 



11. S. FRAGILIS, L. Brittle Willow. Crack Willow. 



Leaves lanceolate, acuminate, smooth, glaucous beneath, serrate with inCcxed 

 teeth; stipules semicordate, pointed, toothed; stamens mostly 2. 



A tall and handsome tree, with smooth and shining branches, introduced frcra 

 Europe, and cultivated for br.sket-wcrk, with several varieties. Var. 1, dccipif.ns, 

 has dark Brown buds, and the lowest leaves on the branches broadly obovate, very 

 obtuse. (S. decipiaus, Hoffrkan?) Var. 2, Hussem ana, has the leaves long and 

 bright, strongly serrate, the younger ones, and upper branches of the annual 

 shoots, silky-downy; stipules large and, acuminate. (S. Russtiiana, Smith.) 



12. S. nigra, Marshal]. Black Willow. 



Leaves narrowly-lanceolate, pointed and tapering at each end, Ferrate, mostly 

 Smooth, green on both sides ; stipules small, deciduous; glands of the sterile flow* 

 •re 2, large and deeply 2 to 3-cleft; stamens 3 to 6. 



afsfrgina of streams. A tree 15 tcv 25 feet high, with a rough black bark'. 

 Branches vary brittle at base, pale yellow. Sterile aments 3 inches long, and of.cn 

 with but 3 st^mms in the upper scales. 



13. S." lucida, Mulil. Shining Willow. 



Leaves ovate oblong or lanceolate find narrow with a long acumination, smooth 

 an.l shining on both sides, serrate; stipules oblong, toothed; stamens mostly 5. 



Overflowed banks of streams. A handsome. species, sometimes 12 to 15 feet hi^h, 

 often flowering at the height oi 3 or 4 feet. Branches smooth, dark shining grctn: 

 Leaves broad and glossy above. 



14. S. BxVBYLONiCA, Tourn. Weeping Willow. 



BrarxJies pendulous; leaves lanceolate, acuminate smcctb, glaucous beneath; 

 itiprulea roundhib, oblique, acuminate; cvary sessile, ovate, smooth. This beautifal 



