Taxon Report

Phacelia novenmillensis Munz

Nine Mile Canyon phacelia

Print Report

Taxon Summary

Phacelia novenmillensis, commonly known as Nine Mile Canyon phacelia, is a annual herb in the Hydrophyllaceae that is found only in California. It occurs within Broadleafed upland forest, Cismontane woodland, Pinyon and juniper woodland, and Upper montane coniferous forest, growing at elevations from 1645 to 2640 meters. Phacelia novenmillensis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification


Scientific Name:	Phacelia novenmillensis Munz
Common Name:	Nine Mile Canyon phacelia
Family:	Hydrophyllaceae
Element Code:	PDHYD0C3A0
USDA Plants Symbol:	PHNO
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: (Feb)May-Jun	(Feb)May-Jun
Elevation:	1645-2640 (5395-8660)
General Habitats:	Broadleafed upland forest, Cismontane woodland, Pinyon and juniper woodland, Upper montane coniferous forest
Microhabitat:	Gravelly (sometimes), Sandy (sometimes)
Microhabitat Details:	often in leaf litter under Quercus chrysolepsis

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	BLM_S; USFS_S
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	26
Element Occurrence Ranks:
Excellent (A)	7
Good (B)	4
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	15

Location


California Endemic: True
California Counties and Islands: Name (Code)
Inyo (INY), Kern (KRN), Tulare (TUL)
Quads: Name (Quad Code)
Cannell Peak (3511873), Crag Peak (3611812), Fairview (3511884), Haiwee Pass (3611821), Horse Canyon (3511851), Kernville (3511874), Lamont Peak (3511871), Owens Peak (3511768), Walker Pass (3511861)

Threat List Data from the CNDDB


Threat List Total:	5
EOs with Threat Listed:	Total EOs	% of EOs
	3	12 %
Foot traffic/trampling	2	7%
Grazing	2	7%
Improper burning regime	1	3%
Recreational use (non-ORV)	1	3%
Development	1	3%

Notes



Threatened by grazing and recreation. See Aliso 3(2):122-124 (1955) 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 5 November 2025].