248 -*^ISC. PUBLICATION 303, U. S. DEPT. OF AGRICULTURE 
Salix frag-ilis L. Crack willow. 
Range : 21, 22, 24, 25, 26, 27, 25, 29. 
Site: Dry, \Yell-drained, moist, sun. 
Fruit : Capsule. 
A small to large tree; twigs very brittle at base (abcission layer), easily 
breaking off and rooting. 
Ohserrotions: Cottontail rabbit. 
Salix franciscana, see Sali.v Jasiolepis. 
Sallx geyeriana Anders. Gsyer willow. 
S. macrocarpa Xutt. 
Range : 2, 4, 12, 18, 14. 15. 
Site: Well-drained, sun. 
Fruit: Capsule. 
A small to large shrub. Relished by livestock. 
Salix glaucopliylla Bebb. 
Range: 22. 23. 24. 28. 
Site : Well-drained, moist, sun. 
Fruit : Capsule. 
A small to large sbrub : forms extensive thickets ; occurs in sand. 
Salix glaucops Anders. 
^. glauca gJadrescens of autlis., nudescens Rydb., 8. pseudoJappoiium v. 
Seem., S. seemanii Rydb., S*. wuomingensis Rvdb. 
Range: 4. 32, 13. 14, 15 (Black Hills). 
Site : Well-drained, sun. 
Fruit : Capsule. 
A small shrub. An especially important stock-browse plant of the highest 
summer ranges, 
Salix gooddingii Ball. 
;S^. iiigra of Jeps., not Marsh.. S. vaUicola (Dudl.) Britt. 
Range: 3, 4, 5, 9, 10, 11, 14. 
Site : Well-drained, sun. 
Fruit: Capsule. 
A small shrub to large tree : apparently not tolerant of alkaline conditions ; 
commonly occurs in patches or clumps. 
Gtservations Of fair importance as browse for mule deer. 
Sallx gracilis, see BaJix petiolaris. 
Salix harbisonii Schneid. Harbison willow. 
Range: 28, 29. 30. 
Site : Well-drained, moist, sun. 
Fruit: Capsule. 
A small to large tree. 
Salix herbacea L. 
Range: 26. 
Site : Well-drained, sun. 
Fruit : Capsule. 
A creeping plant of mountain peaks. 
Salix hindsiana Benth. Valley willow. 
8. parisliiana RowL. ^. sessiJifoUa of Calif, auths. 
Range : 1, 3, 4, 5, 10. 
Site : Well-drained, moist, sun. 
Fruit : Capsule. 
A large shrub to large tree. 
Salix hookeriana Barr. Coast willow. 
Range : 1. 
Site : Dry, well-drained, moist, sun. 
Fruit: Capsule. 
A large, bushy shrub to small or large tree : may occur on or near salt 
marshes ; commonly occurs in sand, gravel, or muck ; may be buried by sand 
although often continuing to grow. 
