Species Details

Plagiobothrys mollis var. vestitus

Petaluma popcornflower

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Species Description:

Plagiobothrys mollis var. vestitus, commonly known as Petaluma popcornflower, is a perennial herb in the Boraginaceae that is found only in California. It occurs within Marshes and swamps (coastal salt), and Valley and foothill grassland (mesic), growing at elevations from 10 to 50 meters. Plagiobothrys mollis var. vestitus is ranked 1A, Plants Presumed Extirpated in California and Either Rare or Extinct Elsewhere.

Classification

Scientific Name: Plagiobothrys mollis (Gray) Jtn. var. vestitus (Greene) Jtn.
Common Name: Petaluma popcornflower
Family:	Boraginaceae
Element Code:	PDBOR0V0Q2
USDA Plants Symbol:	PLMOV
Synonyms/Other Names:
Name Status:	JEP, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1A
Fed List:	None
State List:	None
Global Rank:	G4?TX
State Rank:	SX
Other Status:
CRPR Changes:
Add Date:	1980-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Jul

Elevation:
10 - 50 meters
35 - 165 feet

General Habitats:

Marshes and swamps (coastal salt)
Valley and foothill grassland (mesic)

Microhabitat Details:

Microhabitat:

Notes

Notes: Known only from the type collection (in 1880) near Petaluma. Field work needed.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	1	100 %
Agriculture	1	100%

Occurrence Data from the CNDDB

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

Occurrence Status:
Historical >20 Years	1
Recent <=20 Years	0

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Sonoma (SON)*

Quads: Name (Quad Code)
Petaluma (3812226)*, Petaluma River (3812225)

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