Glass XXII. Order IV. 239 



DIGECIA. 



DUNDRIJl. 



272. SALIX. 

 SALIX ERIOCEPHALA. Mich. Swamp Willow. 



Diandrous ; twigs downy ; leaves oblong-oval., 

 somewhat retuse at base, serrulate ; aments oval, 

 exceedingly villous. Mich. 



A small tree, common in low, moist grounds, where its 

 woolly aments expand during the month of March, and are usu- 

 ally in flower the first week in April. The scales of both the 

 barren and fertile aments are covered with very long, even, 

 smooth, silken hairs, which at a distance give them a woolly 

 appearance. In the barren aments each scale produces two 

 long, yellow anthers ; in the fertile ones, which exceed the last 

 in length, they support an oblong, tapering, downy germ. 

 Leaves oval-oblong, nearly entire, green above, glaucous and 

 somewhat downy beneath. 



TETRJ1NDRM. 

 273. MYRICA. 

 MYRICA GALE. L. Sweet Gale. Dutch Myrtle. 



Leaves wedge-lanceolate, slightly serrate above ; 

 barren anients imbricate, the scales ciliate ; fruit in 

 scaly heads. Mich. 



A branching shrub, about four or five feet in height. Leaves 

 alternate, lanceolate-wedge shaped, (their termination much 

 more obtuse than in the European variety,) serrated and nearly 

 smooth. Aments alternate, from the axils of the last year's 



