FLOWERING PLANTS AND FERNS OF ARIZONA 219 



3. Salix bebbiana Sarg., Gard. and Forest 8: 463. 1895. 



San Francisco Peaks and Mormon Lake (Coconino County), 

 White Mountains (Apache County), Lakeside (Navajo County), 

 perhaps also summit of Mount Graham (Graham County), 8,500 to 

 11,000 feet, in coniferous forests, chiefly along streams. Canada to 

 Alaska, south to Pennsylvania, New Mexico, and Arizona. 



Bebb willow. Usually a shrub in Arizona, up to 4.5 m. (15 

 feet) high. 



4. Salix scouleriana Barratt in Hook., Fl. Bor. Amer. 2: 145. 1839. 

 White Mountains (Apache County), San Francisco Peaks (Coconino 



County), Santa Catalina Mountains (Pima County), 8,000 to 10,000 

 feet. South Dakota to Alaska, south to New Mexico, Arizona, and 

 California . 



Scouler willow, sometimes known as fire willow. In Arizona prob- 

 ably always a shrub, but toward the Pacific coast attaining a height of 

 9 m. (30 feet). It frequently invades burned-over areas in forests. 



5. Salix irrorata Anderss., Svenska Vetensk. Akad. Ofversigt af . . . 



Forhandl. 15: 117. 1858. 



White Mountains (Apache County), Chiricahua Mountains 

 (Cochise County), Rineon and Santa Catalina Mountains (Pima 

 County), 6,000 to 7,500 feet (and probably higher), along streams. 

 Western Texas to Colorado and Arizona. 



A shrub, seldom more than about 4 m. (12 feet) high. 



6. Salix lasiolepis Benth., PI. Hartw. 335. 1857. 



Apache to Coconino Counties, south to the mountains of Cochise 

 and Pima Counties, 6,000 to 7,500 feet, along streams. Idaho and 

 Washington to Arizona, California, and northern Mexico. 



Arrovo willow. Usually a shrub but sometimes treelike and up to 

 9 m. (30 feet) high. 



7. Salix laevigata Bebb, Amer. Nat. 8: 202. 1874. 



Beaver Dam (Mohave County) , Grand Canyon (Coconino County) , 

 Prescott (Yavapai County), Pinal Mountains (Gila County), Hua- 

 chuca Mountains (Cochise County), 1,800 to 5,000 feet, along streams. 

 Southwestern Utah to Arizona and California. 



Red willow. Usually arborescent, reaching a height of 12 m. (40 

 feet) and a trunk diameter of 0.6 m. (2 feet). 



8. Salix caudata (Nutt.) Heller, Muhlenbergia 2: 186. 1906. 



Salix pentandra var. caudata Nutt., North Amer. Sylva 1: 61. 

 1842. 



Reported by Goodding from Springerville, Apache Coimty. South 

 Dakota to British Columbia, south to New Mexico, Arizona, and 

 California. 



The form reported as occurring in eastern Arizona is var. bryantiana 

 Ball and Bracelin, which has a range nearly coextensive with that of the 

 species. 



9. Salix gooddingii Ball, Bot. Gaz. 40: 376. 1905. 



Salix nigra Marsh var. vallicola Dudley in Abrams, Fl. Los 

 Angeles 100. 1904. 



Throughout most of the State, along streams, 4,000 feet or lower. 

 Western Texas to California and northern Mexico. 



