APPENDIX 351 



(2) Catkins lateral on last year's shoots. 



(a) Scales concolor and of a pale yellowish or greenish 

 hue. Catkins large, rarely less than 3070 x 610 

 mm. as they pass into fruit. Shrubs or trees. 



(i) Scales persistent and velvety-ciliate ; capsule 

 pedicellate, glabrous; style short. One 

 posterior gland. Pedicel of ovary as long 

 as the ovary, and 5 6 times as long 

 as the gland. Stigmas thick, divaricate, 

 sessile : style 0. Flowering catkins 30 70 

 x 5 6 mm. Leaf glabrous. 



Salix triandra, p. 213. 



(ii) Scales caducous; style short; ovary glabrous. 



(a) Scales glabrescent ; leaves lanceolate gla- 

 brescent, and pendent. Catkin 20 40 

 x 5 7 mm. Leaf hardly hairy and often 

 twisted. Ovary sessile, glabrous ; stigma 

 thick and spreading, sub-sessile. Catkin- 

 scales concolor ; with one broad posterior 

 gland. 



Salix Babylonica, p. 209. 



(/3) Scales hairy -velvety or silky -ciliate. 



* Ovary sessile; leaves lanceolate, silky 

 beneath, the hairs parallel to the midrib. 

 Catkin 5060 x 68 mm. Gland 1. 

 Leaf silky, otherwise much as in S. Baby- 

 lonica. The glands broad. Scales concolor. 



Salix alba, p. 211. 



** Ovary with the pedicel longer than the 

 nectary ; leaves glabrous ; glands 2. 



t Leaves narrow lanceolate ; petiole occasionally 



