43 

 Salix occidentalis longipes (Anderss.) Bebb. Longstalk "Willow. 



RANGE.— Florida (Jacksonville) and westward through Texas to New Mexico, Ari- 

 zona, and the southern Sierra Nevadas, California. Also in northern Mexico. 



Salix amygdaloides Anderss. Almondleaf Willow. 



Range. — Quebec (near Montreal) and New York (Cayuga County) to the upper 

 Saskatchewan ; southward to Ohio and Missouri, and westward in the Plains region 

 to the Rocky Mountains, where it ranges from southwestern Texas to Oregon, Wash- 

 ington, British Columbia. 



Names in use. — Willow (Nev., Oreg., Colo., Utah, Mont.); Black Wil- 

 low (Mo., Idaho); Common Willow (Mont.). 



Salix laevigata Bebb. Smoothleaf Willow. 



RANGE. — California (Siskiyou County to the southern boundary of the State). 



Names in use. — Willow (Cal.); Black Willow. 

 Salix laevigata angustifolia Bebb. Narrowleaf Willow. 



Salix laevigata congesta Bebb. 

 Salix lasiandra Bentli. Western Black Willow. 



Range. — California (west of the Sierra Nevada) ; western Oregon, Washington, and 

 soiithern British Columbia (Selkirk Mountains). 



Names in use. — Willow (Cal., Oreg.); Black Willow. 

 Salix lasiandra lyalli Sargent. Lyall Willow. 



Range. — Western Oregon, Washington, and southern British Columbia. 



Salix lasiandra caudata (Nutt.) Sud worth. 



Range. — Northern California (Sierra Nevada) to northern Montana, Colorado, and 

 northern New Mexico. 



Salix bonplandiana H. B. K. Bonpland Willow. 



Range. — Arizona (Sabino Canyon and Santa Catalina mountains); central and 

 southern Mexico. 



Salix lucida Muehl. G-lossyleaf Willow. 



Range. — Newfoundland (Exploits River) to Hudson Bay and northwestward to 

 Great Bear Lake, Mackenzie River, and to the Rocky Mountains; southward to 

 Pennsylvania and west to eastern Nebraska. 



Salix fluviatilis Nutt. Longleaf Willow. 



Salix longlfolia Muehl. 



Range. — Quebec (Lake St. John and Island of Orleans) and southward through 

 western New England to the Potomac River; northwestward to the Arctic Circle 

 (valley of Mackenzie River) and British Columbia and California ; southward in the 

 Mississippi River basin to northern Mexico and Lower California. 



Names in use. — Sandbar Willow (R. I., Miss., Cal., Kans., Nebr., 

 Minn., S. Dak., Wis., Out.); Longleaf Willow (Ala., Kans., Mich.); 

 Long-leaved Willow (Tenn., Minn., Nebr., Colo., Cal., Idaho, W^ash.); 

 Narrow-leaved Willow (Nebr.); Shrub Willow (Nebr.); White Willow 

 (Mo.); Red Willow (Mont.); Osier Willow (Mont.); Willow ( v i., $. Y., 

 Ky., Ind., Miss., Tex., Cal., Nev., Utah, Mont.). 



Salix fluviatilis exigua (Nutt.) Sargent. 

 Range. — Western Texas to northern California. 



Salix fluviatilis argyrophylla (Nutt.) Sargent. 

 Range. — Western Texas to northern California 



