Taxon Report

Monardella stebbinsii Hardham & Bartel

Stebbins' monardella

Print Report

© 2011 George W. Hartwell

Classification


Scientific Name:	Monardella stebbinsii Hardham & Bartel
Common Name:	Stebbins' monardella
Family:	Lamiaceae
Element Code:	PDLAM180L0
USDA Plants Symbol:	MOST3
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial rhizomatous herb
Blooming Period: Jul-Sep	Jul-Sep
Elevation:	780-1100 (2560-3610)
General Habitats:	Broadleafed upland forest, Chaparral, Lower montane coniferous forest
Microhabitat:	Rocky, Serpentine
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G2
State Rank:	S2
State List:	None
Fed List:	None
Other Status:	SB_UCSC; USFS_S
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	11
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	6
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	5

Location


California Endemic: True
California Counties and Islands: Name (Code)
Plumas (PLU)
Quads: Name (Quad Code)
Caribou (4012112)

Threat List Data from the CNDDB


Threat List Total:	5
EOs with Threat Listed:	Total EOs	% of EOs
	4	36 %
Road/trail construction/maint.	3	27%
Erosion/runoff	2	18%
Logging	2	18%
Mining	2	18%
Development	1	9%

Notes



Known only from along the North Fork of the Feather River. Possibly threatened by mining and road maintenance. See Aliso 12(4):693-699 (1990) for original description.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 6 January 2025].