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Salix calcicola Fernald & Wiegand
Life   Plantae   Dicotyledoneae   Salicaceae   Salix

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FamilyScientific name @ source (records)
Melampsoraceae  Melampsora epitea @ BPI (1)
Rhytismataceae  Rhytisma salicinum @ BPI (3)

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Following modified from Plants Database, United States Department of Agriculture
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http://plants.usda.gov/java/profile?symbol=SACA37 ---> https://plants.usda.gov/java/profile?symbol=SACA37
https://plants.usda.gov/java/profile?symbol=SACA37 ---> http://plants.usda.gov/core/profile?symbol=SACA37
http://plants.usda.gov/core/profile?symbol=SACA37 ---> https://plants.usda.gov/core/profile?symbol=SACA37
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Salix calcicola Fernald & Wiegand
woolly willow

General Information
Symbol: SACA37
Group: Dicot
Family: Salicaceae
Duration: Perennial
Growth Habit : Shrub
Native Status : CAN   N
L48   N
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Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   




Symbol Scientific Name
SACAG5 Salix calcicola Fernald & Wiegand var. glandulosior B. Boivin
SACAN3 Salix calcicola Fernald & Wiegand var. nicholsiana Polunin
SALAC2 Salix lanata L. ssp. calcicola (Fernald & Wiegand) Hultén
SARIM Salix richardsonii Hook. var. macouniana Bebb


Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Dilleniidae
Order Salicales
Family Salicaceae – Willow family
Genus Salix L. – willow
Species Salix calcicola Fernald & Wiegand – woolly willow

Subordinate Taxa

This plant has no children

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Integrated Taxonomic Information System (SACAN3)
Integrated Taxonomic Information System (SALAC2)
Integrated Taxonomic Information System (SARIM)
Lady Bird Johnson Wildflower Center Native Plant Information Network (SACA37)
Native Plants Network (SACA37)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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Following modified from Flora of North America
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Link to Flora of North America home
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FNA Vol. 7 Page 95, 142 , 143 , 144, 145, 147 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 7 | Salicaceae | Salix

92. Salix calcicola Fernald & Wiegand, Rhodora. 13: 251. 1911.

Limestone willow

Salix richardsonii Hooker var. macouniana Bebb, Bot. Gaz. 14: 50, plate 9. 1889; S. lanata Linnaeus subsp. calcicola (Fernald & Wiegand) Hultén

Plants 0.05-1.3 m, (gnarled, sometimes forming clones by layering). Stems: branches yellow-brown, gray-brown, or red-brown, not to weakly glaucous (dull or slightly glossy), villous to glabrescent; branchlets yellow-brown or red-brown, moderately densely to sparsely villous, (buds caprea - or arctica -type, scale inner membranaceous layer free, separating from outer layer in var. calcicola ). Leaves: stipules (sometimes marcescent), foliaceous, (1-6-14 mm, 1.1-2-4.4 times as long as wide, usually ovate, oval, or narrowly elliptic, flat when pressed), apex acute, convex, or rounded; petiole shallowly grooved, or convex to flat adaxially, 1.5-3.8-9 mm, villous or pilose adaxially; largest medial blade (sometimes hemiamphistomatous), narrowly to broadly elliptic or subcircular, 16-31.5-61 × 10- 21.8-44 mm, 0.7-1.5-2.6 times as long as wide, base rounded or convex, sometimes cordate or cuneate, margins (sometimes purplish), flat, entire or serrulate, apex acuminate, acute, or rounded, abaxial surface glaucous, sparsely villous or pilose to glabrescent, hairs straight, adaxial dull or slightly glossy, sparsely villous or pilose; proximal blade margins entire; juvenile blade reddish or yellowish green, moderately densely villous abaxially, hairs white. Catkins flowering before leaves emerge; staminate (no data on var. glandulosior ) stout, 18-45 × 13-21 mm, flowering branchlet 0 mm; pistillate (no data on var. glandulosior except flowering branchlet length) densely flowered, stout, 32-75(-100 in fruit) × 12-25 mm, flowering branchlet 0-5 mm; floral bract brown or black, 1.2-3.2 mm, apex rounded or acute, abaxially hairy, hairs straight. Staminate flowers: adaxial nectary oblong or narrowly oblong, 0.5-1.2 mm; filaments distinct, glabrous; anthers purple turning yellow, ellipsoid or shortly cylindrical, 0.5-0.7 mm. Pistillate flowers: adaxial nectary oblong, 0.2-1.1 mm, longer than or equal to stipe (rarely shorter); stipe 0.2-1.2 mm; ovary pyriform or obclavate, beak gradually tapering to styles; ovules 13-20 per ovary; styles 0.9-3 mm; stigmas broadly cylindrical, 0.2-0.56 mm. Capsules 4-8 mm.

Varieties 2 (2 in the flora): n, c North America.

Following modified from CalPhotos
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http://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Salix+calcicola&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant ---> https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Salix+calcicola&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant

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Number of matches : 4
Query: SELECT * FROM img WHERE ready=1 and taxon like "Salix calcicola%" and (lifeform != "specimen_tag" OR lifeform != "Plant") ORDER BY taxon

Click on the thumbnail to see an enlargement

Salix calcicola
Salix calcicola
ID: 0000 0000 0710 0106 [detail]
© 2010 Louis-M. Landry

Salix calcicola
Salix calcicola
ID: 0000 0000 0710 0107 [detail]
© 2010 Louis-M. Landry

Salix calcicola
Salix calcicola
ID: 0000 0000 0710 0108 [detail]
© 2010 Louis-M. Landry

Salix calcicola
Salix calcicola
ID: 0000 0000 0710 0109 [detail]
© 2010 Louis-M. Landry

Using these photos: A variety of organizations and individuals have contributed photographs to CalPhotos. Please follow the usage guidelines provided with each image. Use and copyright information, as well as other details about the photo such as the date and the location, are available by clicking on the [detail] link under the thumbnail. See also: Using the Photos in CalPhotos .   

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