Taxon Report

Phacelia hubbyi (J.F. Macbr.) L.M. Garrison

Hubby's phacelia

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Taxon Summary

Phacelia hubbyi, commonly known as Hubby's phacelia, is a annual herb in the Hydrophyllaceae that is found only in California. It occurs within Chaparral, Coastal scrub, and Valley and foothill grassland, growing at elevations from 0 to 1000 meters. Phacelia hubbyi is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

Classification


Scientific Name:	Phacelia hubbyi (J.F. Macbr.) L.M. Garrison
Common Name:	Hubby's phacelia
Family:	Hydrophyllaceae
Element Code:	PDHYD0C0R4
USDA Plants Symbol:	PHHU4
Synonyms/Other Names:	Phacelia cicutaria var. hubbyi

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Apr-Jul	Apr-Jul
Elevation:	0-1000 (0-3280)
General Habitats:	Chaparral, Coastal scrub, Valley and foothill grassland
Microhabitat:	Gravelly, Rocky, Talus
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.2
Global Rank:	G4
State Rank:	S4
State List:	None
Fed List:	None
Other Status:	SB_SBBG
CRPR Changes:	added to 4.2 on 2007-02-02

Occurrence Data from the CNDDB


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

Location


California Endemic: True
California Counties and Islands: Name (Code)
Los Angeles (LAX), Orange (ORA), Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
Burbank (3411823)?*, El Toro (3311766), Hollywood (3411813), Lompoc Hills (3412054), Los Angeles (3411812), Newbury Park (3411828), Point Conception (3412044), San Marcos Pass (3411957), Yorba Linda (3311787)

Threat List Data from the CNDDB


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

Notes



Many collections old; need field surveys. Possibly threatened by development, fire suppression, and weed control measures. See P. cicutaria var. hubbyi in The Jepson Manual (1993). See Contr. Gray Herb. 49: 29 (1917) for original description, and Leaflets of Western Botany III(5): 120 (1942) and Madroño 56(3):205-207 (2009) for revised nomenclature.
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 29 January 2025].