CL. XXII.] DICECIA DIANDRIA. 369 



* Adult leaves serrate, smooth, or nearly so. 



1. S. tridndra. Long-leaved Triandrous Willow. Leaves oblong, in- 

 clining to linear, serrate, smooth, rather unequally sloping at the base ; 

 stamens three ; germen stalked, egg-shaped, smooth ; stigmas nearly 

 sessile. An erect tree, rising to the height of thirty feet. It is culti- 

 vated as an osier, for white basket-work, for which purpose it is one of 

 the most valuable. Flowers in May and August : grows in wet woods 

 and hedges: common. Eng. Bot, vol. xx. pi. 1435. Eng. Fl. vol. iv. 

 p. 166. 1374. 



2. S. Hoffmanniana. Short-leaved Triandrous Willow. Leaves ob- 

 long, inclining to egg-shaped, serrate, smooth, slightly rounded at the 

 base; stamens three ; germen stalked, egg-shaped, compressed, smooth ; 



stigmas nearly sessile. From twelve to fifteen feet high. Flowers in 



May : grows on the banks of rivulets in Sussex and near Cambridge. 

 Eng. Ft. vol. iv. p. 168. 1375. 



3. S. unduldta. Sharp-leaved Triandrous Willow. Leaves lance- 

 shaped, serrate, smooth, tapering towards each end ; leaf-stalks decur- 

 rent ; stamen three; germen stalked, egg-shaped, smooth; style as long 



as the stigmas. Cultivated for the coarser kinds of basket-work. 



Flowers in April and May : grows in low meadows and woods. Eng. 

 Bot. vol. xx. pi. 1436. S. lanceoldta. Eng. Fl. vol. iv. p. 168. 1376. 



4. S. amygdalina. Almond-leaved Willow. Leaves egg-shaped, ser- 

 rate, smooth, rounded and unequal at the base ; stamens three ; germen 

 egg-shaped, compressed, smooth ; its stalk almost as long as the scale ; 



stigmas nearly sessile ; young branches furrowed. A large bushy 



shrub or small tree : cultivated for coarse basket-work. Flowers in April 

 and May, and in August: grows on the banks of rivers and ditches: fre- 

 quent. Eng. Bot. vol. xxvii. pi. 1636. Eng. FL vol. iv. p. 169. 1377. 



5. S. pentundra. Sweet Bay-leaved Willow. Leaves egg-shaped, 

 pointed, crenate, glandular, smooth ; leaf-stalks glandular at the top ; 

 stamens five or more, hairy at the base ; germen egg-shaped, tapering, 



smooth, nearly sessile. An erect tree, fifteen or twenty feet high : 



leaves smooth on both sides, their edges discharging a yellow resin, from 

 which emanates the fragrant bay-like scent, for which the plant is noted. 

 Flowers in June and July : grows about rivers. Eng. Bot. vol. xxvi. pi. 

 1805. Eng.Fl. vol. iv. p. 171. 1378. 



6. S. nigricans. Dark-broad-leaved Willow. Leaves between lance- 

 shaped and elliptical, acute, crenate, smooth, with a downy rib above, 

 glaucous beneath ; stamens two, thrice the length of the hairy scales ; 



germen lance-shaped, downy, on a short downy stalk. A large bushy 



shrub. Flowers in April : grows in marshes, woods, and thickets, in Eng- 

 land : rare. Eng. Bot. vol. xvii, pi. 1213. Eng. Fl. vol. iv. p. 172. 



1379. 



7. S. rddicans. Tea-leaved Willow. Leaves between lance-shaped 

 and elliptical, with waved serratures, smooth, glaucous beneath ; stipules 

 glandular on the inside ; germen lance-shaped, stalked, silky; style twice 



as long as the stigmas; branches recumbent, rooting. A low spreading 



bush. Flowers in May : grows at Finlarig in Breadalbane. Eng. Bot. 

 vol. xxviii. pi. 1958. S. phylirifolia. Eng. Fl. vol.iv. p. 173. 1380. 



8. S. Borreridna. Daik Upright Willow. Leaves lance-shaped, with 

 shallow, even serratures, very smooth, glaucous beneath; stipules ob- 



2 I 



