Taxon Details

Cascadia nuttallii

Nuttall's saxifrage

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Taxon Summary:

Cascadia nuttallii, commonly known as Nuttall's saxifrage, is a perennial rhizomatous herb in the Saxifragaceae that is found in California and elsewhere. It occurs within North Coast coniferous forest (mesic, and rocky), growing at elevations from 40 to 75 meters. Cascadia nuttallii is ranked 2B.1, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Cascadia nuttallii (Small) A.M. Johnson
Common Name: Nuttall's saxifrage
Family:	Saxifragaceae
Element Code:	PDSAX0U160
USDA Plants Symbol:
Synonyms/Other Names: Saxifraga nuttallii
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.1
Fed List:	None
State List:	None
Global Rank:	G4?
State Rank:	S1
Other Status:
CRPR Changes:
Add Date:	1988-01-01
Date Edited:	2023-08-01

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: May

Elevation:
40 - 75 meters
130 - 245 feet

General Habitats:

North Coast coniferous forest (mesic, rocky)

Microhabitat Details:

Microhabitat:

Notes

Notes: Known in CA from an occurrence along the Smith River.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%

Occurrence Data from the CNDDB

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

Occurrence Status:
Historical >20 Years	1
Recent <=20 Years	1

Presence:
Presumed Extant	2
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR), Washington (WA)

California Counties and Islands: Name (Code)
Del Norte (DNT)

Quads: Name (Quad Code)
Hiouchi (4112471)

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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Original Description:	Bulletin of the Torrey Botanical Club 23:368 (1896)
Species Account:	Profile for potential SCC evaluation (2018)

CNPS Rare Plant Inventory