WILLOWS 89 



Salix alba, L. White Willow (Fig. 88). 



S. Russelliana, a hybrid between S. alba and S.fragilis, 

 and the var. vitellina also come here. 



$$ Catkins 4 6mm. long, few flowered; 



Salix herbacea, L. Dwarf Willow. 



7ZZ7 Capsule tomentose-grey, sessile. 

 Salix reticulata, L. Reticulate Willow. 



Scales of the catkin brown or black, at 

 least at the tip, persistent. 



r~l Capsule glabrous. 

 Capsule sessile. 



Salix daphnoides, Vill. Violet Willow. 

 Capsule pedicellate. 



$ Catkins about 15 25 mm. long ; 

 scales linear oblong ; pedicel of 

 capsule slender. 



Salix nigricans, Sm. Black Willow. 8. phylicifolia, 

 L. Tea-leaved Willow. Not only is it impossible to dis- 

 tinguish S. phylicifolia and S. nigricans by the seeds and 

 fruits, but the latter are often hairy (see p. 93). 



Jfjf Catkins 50 100 mm. long; scales 

 oblong ; pedicel short. 



Salix lanata, L. 



J EJ Capsule hairy. 



Capsule sessile or nearly so. 

 # Catkins sub-opposite. 



Salix purpurea, L. Purple Willow. 



$$ Catkins not opposite. 



-4- Catkins 20 25 mm. long. 



