Taxon Details

Salix nivalis

snow willow

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Taxon Summary:

Salix nivalis, commonly known as snow willow, is a perennial deciduous shrub in the Salicaceae that is found in California and elsewhere. It occurs within Alpine dwarf scrub, growing at elevations from 3100 to 3500 meters. Salix nivalis is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.

Classification

Scientific Name: Salix nivalis Hook.
Common Name: snow willow
Family:	Salicaceae
Element Code:	PDSAL024K0
USDA Plants Symbol:	SANI8
Synonyms/Other Names: Salix reticulata L. ssp. nivalis (Hook.) A. Love, D. Love & Kapoor
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.3
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S2
Other Status:
CRPR Changes:
Add Date:	1984-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial deciduous shrub

Blooming Period: Jul-Aug

Elevation:
3100 - 3500 meters
10170 - 11485 feet

General Habitats:

Alpine dwarf scrub

Microhabitat Details:

Microhabitat:

Notes

Notes: Possibly threatened by recreational activities. A synonym of S. reticulata ssp. nivalis in The Jepson Manual. See Madroño 44(2):115-136 (1997) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	3	21 %
Other	2	14%
Recreational use (non-ORV)	1	7%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					14
A	B	C	D	X	U
1	2	0	0	0	11

Occurrence Status:
Historical >20 Years	6
Recent <=20 Years	8

Presence:
Presumed Extant	14
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), New Mexico (NM), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)

California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO), Tuolumne (TUO)

Quads: Name (Quad Code)
Convict Lake (3711857), Dunderberg Peak (3811913), Koip Peak (3711972), Mount Dana (3711982), Mt. Abbot (3711847), Tioga Pass (3711983)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

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CNPS Rare Plant Inventory