SALIX, willow 
¢Salix alba L., white willow, p. 496 
var. alba 
var. caerulea (Smith) Smith [S, M: S. alba var. calva G. Meyer] 
1986 
var. vitellina (L.) Stokes (note that several authors, including 
Argus (1986), have suggested that this taxon should be 
treated as a cultivar, rather than as a variety, because 
it is a nonreproductive, pistillate clone) 
S. amygdaloides Andersson, peach-leaved willow, p. 494 
+S. babylonica L., weeping willow, p. 496 
S. x bebbii Gand., see named hybrids 
S. caroliniana Michaux, Carolina willow, Ward’s willow, p. 494 
S. discolor Muhlenb., pussy willow, p. 500 
S. eriocephala Michaux, diamond willow, Missouri willow [S: incl. 
Steyerm.) Steyerm.; M: incl. S. rigida] (Argus, 1986), 
4 
p. 
S. exigua Nutt., sandbar willow, coyote willow [S: S. interior 
Rowlee, incl. f. wheeleri (Rowlee) Roul.; G: incl. ssp. 
interior (Rowlee) Cronq.] (Argus, 1986), p. 497 
4S. fragilis L., crack willow, p. 496 
S. x glatfelteri C. Schneider, see named hybrids 
S. humilis Marshall, prairie willow, p. 500 
var. humilis [S, M: incl. var. hyporhysa Fern.] (Argus, 1986) 
var. microphylla (Andersson) Fern., dwarf gray willow, sage 
willow 
S. nigra Marshall, black willow, p. 494 
S. petiolaris Smith [S: S. gracilis Andersson var. textoris Fern.] 
Argus, 1964), p. 501 
¢S. purpurea L., basket willow, purple osier, p. 501 
*#S. x rubens Schrank, see named hybrids 
S. sericea Marshall, silky willow [S: incl. f. glabra E. J. Palmer & 
Steyerm.] (Argus, 1986), p. 501 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
