Genus 2. 



WILLOW FAMILY. 



597 



14. Salix adenophylla Hook. Furry Willow. Fig. 1464. 



Salix adenophylla Hook. Fl. Bor. Am. 2: 146. 1839. 

 Salix syrticola Fernald, Rhodora 9: 225. 1907. 



A straggling shrub, 3°-8° high, the twigs, peti- 

 oles, stipules and leaves densely silky-tomentose, 

 the silky hairs falling away from the leaves when 

 old. Leaves ovate, acute or short-acuminate, or 

 the lower obtuse at the apex, cordate or rounded 

 at the base, finely serrulate with gland-tipped 

 teeth, 1-4' long, 8"-2' wide; petioles stout, ii"-3" 

 long, dilated at the base ; stipules ovate-cordate, 

 obtuse, serrulate, persistent; aments dense, ex- 

 panding with the leaves, the staminate about 1' 

 long, the pistillate ii'-4' long in fruit; bracts 

 villous, persistent ; stamens 2 ; filaments glabrous ; 

 style filiform, longer -than the stigmas; capsule 

 nearly sessile or ovoid-conic, acute, \\"-2\" long. 



On lake and river shores. Labrador to James Bay, 

 Ontario, Pennsylvania and Michigan. Hybridizes 

 with S. cordata. April-May. 



15. Salix purpurea L. Purple Willow. 

 Fig. 1465. 



Salix purpurea L. Sp. PI. 1017. 1753. 



A slender shrub or small tree, with purplish flex- 

 ible twigs, maximum height about 12 ; branches 

 offen trailing ; bark smooth and very bitter. Leaves 

 oblanceolate or spatulate, acute, serrulate, nar- 

 rowed at the base, short-petioled, glabrous, green 

 above, paler and somewhat glaucous beneath, 

 ii'-3' long, 2V-4" wide, some of them commonly 

 subopposite; stipules minute; petioles I "-a" long, 

 not glandular; aments appearing before the leaves, 

 dense, leafy at the base, the staminate about 1' 

 long, the pistillate 1/-2' long, sessile or nearly so; 

 stamens 2; filaments and sometimes also the an- 

 thers united, pubescent; bracts purple, persistent; 

 stigmas very nearly sessile; capsules ovoid-conic, 

 obtuse, tomentose, 2I" long. 



Sparingly escaped from cultivation in the Atlantic 

 States, Ontario and Ohio. Native of Europe. Also 

 called bitter-, rose or whipcord-willow. April-May. 



16. Salix viminalis L. Osier or Basket Wil- 

 low. White or Velvet-Osier. Fig. 1466. 



Salix viminalis L. Sp. PI. 1021. 1753. 



A small slender tree or shrub, with terete green 

 twigs. Leaves elongated-lanceolate or linear- 

 lanceolate, long-acuminate at the apex, sparingly 

 repand-crenulate or entire, revolute-margined, short- 

 petioled, dark green and glabrous above, persistently 

 silvery-silky beneath, 3'-6' long, 2"-8" wide; stipules 

 narrow, deciduous; aments expanding before the 

 leaves, dense, the pistillate 2'-3' long and nearly ¥ 

 in diameter in fruit; stamens 2; filaments glabrous; 

 style longer than the stigmas; capsule narrowly 

 ovoid-conic, acute, silky-pubescent, about 3" long, 

 very short-pedicelled. 



Cultivated for wicker-ware and occasionally escaped 

 into wet places, Newfoundland to Pennsylvania. Native 

 of Europe and Asia. Common osier. Twigwithy. 

 Ausier. Wilgers. April-May. 



