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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Salicaceae||View Description||Dichotomous Key|
|Genus: Salix||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Salix hookeriana Hook.
Habit: Shrub, small tree, < 8 m. Stem: twigs gray-, red-, or yellow-brown, generally thinly glaucous, glabrous, long-soft hairy, tomentose, or woolly, brittle at base. Leaf: later stipules leaf-like; petiole (4)6--29 mm; young leaves white- or white-and-rusty-hairy; mature blade 46--113 mm, elliptic to oblanceolate or broadly obovate, entire, coarsely crenate, or finely serrate, convex to acuminate (base convex to cordate), abaxially generally +- densely tomentose or woolly or hairs long-soft-shaggy or -fine, white or white and rusty, wavy or straight, to +- 0 (except midrib). Inflorescence: blooming before leaves, pistillate 36--117 mm, on leafy shoots 0--10(35) mm; flower bract dark brown. Staminate Flower: stamens 2. Pistillate Flower: ovary glabrous, woolly, or tomentose, stalk 1--2 mm, style 0.6--1.5(2.3) mm. Chromosomes: 2n=57, 114.
Ecology: Coastal dunes, floodplains, meadows; Elevation: < 100, 500--1000 m. Bioregional Distribution: NCo, n NCoRO, CaRF, n CCo (Sonoma Co.); Distribution Outside California: to Alaska. Flowering Time: Apr--Jun Note: Glabrous and densely tomentose plants intergrade, may occur together (glabrous plants at 500--1000 m in Humboldt Co. need study). May hybridize with Salix lasiolepis, Salix scouleriana.
Synonyms: Salix piperi Bebb
eFlora Treatment Author: George W. Argus
Jepson Online Interchange
Previous taxon: Salix gooddingii
Next taxon: Salix jepsonii
Citation for this treatment: George W. Argus 2016. Salix hookeriana, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=42833, accessed on September 30, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on September 30, 2016.