Salix spp.
Family: Salicaceae
Salix image
Liz Makings  
PLANTS: Shrubs or trees, not clonal or clonal by root suckers. WINTER BUDS: with one external budscale; budscale margins coalescent or free and overlapping. STEMS: erect or spreading, pendulous in some naturalized trees, flexible or brittle at base, not, or thickly, glaucous. LEAVES: stipules leaf-like, rudimentary or absent, usually not strongly glandular; petioles lacking glandular dots near base of blade, dotted or lobed; proximal leaves on vegetative shoots or leaves on flowering branchlets entire, gland-dotted or toothed; mature blades linear to broadly obovate, the margins entire to toothed, the surfaces hairy, glabrous or becoming so, the hairs white or white and rust-colored. INFLORESCENCE: cylindrical or subspherical catkins, sessile or on short leafy branchlets, emerging before (precocious), with (coetaneous), or after (serotinous) the leaves. FLOWERS: subtended by a bract; pistillate floral bracts persistent after flowering or deciduous; stamens (1-) 2(-8); pistils sessile or stipitate, subtended by 1 to several flattened, rod-like, square or cupulate nectaries. FRUIT: lanceolate or ovate. x = 19, 22. NOTES: Ca. 450 spp. worldwide, especially n temp., arctic. (Ancient name for willow). Argus, G. W. 1986. Syst. Bot. Monog. 9:1-170. Argus, G. W. and C.-E. Granfelt. 1988. Madrofio 35:5. Argus, G.W. & C.L. McJannet. 1992. Brittonia 44: 461-474; Dom, R.D. 1976. Canad. J. Bot. 54: 2769-2789; Dom, R.D. 1977. Rhodora 79: 390-429. Taxonomically difficult and often highly variable. Not all specimens will key easily; sprout shoots and other extreme variants are not included in keys. REFERENCES: Argus, George W. 1995. SalicaceaePart 2. Salix. J. Ariz. - Nev. Acad. Sci. 29(1): 39
Image of Salix acmophylla
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Image of Salix acutidens
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Image of Salix adenophylla
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Image of Salix aegyptiaca
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Image of Salix amphibia
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Image of Salix amplifolia
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Image of Salix astatulana
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Image of Salix aurita
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Image of Salix balsamifera
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Image of Salix bockii
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Image of Salix brownei
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Image of Salix capusii
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Image of Salix cardiophylla
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Image of Salix chaenomeloides
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Image of Salix chapmanii
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Image of Salix coactilis
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Image of Salix columbiana
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Image of Salix cordifolia
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Image of Salix crassa
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Image of Salix crassijulis
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Image of Salix cyclophylla
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Image of Salix daphnoides
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Image of Salix desertorum
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Image of Salix elaeagnos
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Image of Salix fernaldii
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Image of Salix floderusii
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Image of Salix franciscana
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Image of Salix fullertonensis
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Image of Salix glaucophylla
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Image of Salix gmelinii
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Image of Salix gordejevii
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Image of Salix gracilis
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Image of Salix gracilistyla
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Image of Salix incana
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Image of Salix integra
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Image of Salix labradorica
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Image of Salix lanata
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Image of Salix longifolia
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Image of Salix longipes
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Image of Salix longistylis
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Image of Salix magnifica
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Image of Salix mexicana
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Image of Salix missouriensis
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Image of Salix myrsinites
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Image of Salix nakamurana
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Image of Salix nummularia
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Image of Salix obtusata
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Image of Salix occidentalis
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Image of Salix peasei
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Image of Salix pitcheriana
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Image of Salix pseudomyrsinites
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Image of Salix pseudopentandra
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Image of Salix pyrolifolia
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Image of Salix rectijulis
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Image of Salix repens
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Image of Salix retusa
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Image of Salix rosmarinifolia
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Image of Salix sachalinensis
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Image of Salix salviifolia
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Image of Salix seemanii
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Image of Salix serpyllifolia
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Image of Salix silesiaca
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Image of Salix songarica
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Image of Salix squamata
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Image of Salix subcoerulea
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Image of Salix syrticola
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Image of Salix torreyana
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Image of Salix triandra
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Image of Salix tristis
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Image of Salix uva-ursi
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Image of Salix villosa
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Image of Salix wardi
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Image of Salix wardii
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Image of Salix x ehrhartiana
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Image of Salix x glatfelteri
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Image of Salix x salamonii
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Image of Salix x smithiana
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Image of Salix x subsericea
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