CNPS Inventory Plant Detail

*The database used to provide updates to the Online Inventory is under construction. View updates and changes made since May 2019 here.

Navarretia prostrata

Common Name:	prostrate vernal pool navarretia
Family:	Polemoniaceae
Synonyms:
Element Code:	PDPLM0C0Q0
Full Name:	Navarretia prostrata (Gray) Greene
USDA PLANTS Symbol:	NAPR2

2007 Janell Hillman

Biology
Lifeform: annual herb Blooming Period: Apr-Jul Habitat: Mesic. • Coastal scrub • Meadows and seeps • Valley and foothill grassland (alkaline) • Vernal pools

Rarity Status
California Rare Plant Rank: 1B.1 Rare or endangered in California and elsewhere .1: Seriously endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G2 G2: Imperiled.

Occurrence Data from CDFW
California Natural Diversity Database

Total # of Known Element Occurrences: 61
Element Occurrence Ranks:

A B C D X U

3 9 2 0 9 38

Population Status:

Historic >20 yrs	Recent <=20 yrs
23	38

Presence:

Present Extant	Possibly Extirpated	Presumed Extirpated
52	6	3

Notes
Threatened by vehicles, road maintenance, and recreational activities. See Proceedings of the American Academy of Arts and Sciences 17:223 (1881) for original description, and Pittonia 1:130 (1887) for revised nomenclature. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 2001-01-01 Last Update: 2015-01-07

Location

Elevation: 3 - 1210 meters

California Endemic: yes

Other States:

California Counties and Islands: name (code)
Alameda (ALA), Fresno (FRE), Los Angeles (LAX), Merced (MER), Monterey (MNT), Orange (ORA), Riverside (RIV), San Bernardino (SBD) (*?), San Benito (SBT), Santa Clara (SCL), San Diego (SDG), San Luis Obispo (SLO)

Quads: name (DWR code) USGS code
National City (011A) 3211761, La Jolla (022C) 3211772, San Clemente (052A) 3311745, San Onofre Bluff (052D) 3311735, Murrieta (068C) 3311752, Wildomar (069D) 3311753, Newport Beach (071B) 3311768, Laguna Beach (071D) 3311757, Whittier (089A) 3311881, South Gate (089B) 3311882, Long Beach (089C) 3311872, Inglewood (090A) 3311883, Venice (090B) 3311884, Torrance (090D) 3311873, Ontario (108C)(*?) 3411716, Guasti (108D)(*?) 3411715, Los Angeles (110C)(*?) 3411812, Tierra Redonda Mountain (294C) 3512078, Bradley (294D) 3512077, Jolon (295B) 3512182, Joaquin Rocks (338C) 3612034, Idria (339B) 3612046, Santa Rita Peak (339D) 3612035, Hernandez Reservoir (340A) 3612047, Rock Spring Peak (340B) 3612048, Hepsedam Peak (340D) 3612037, San Felipe (385B) 3612184, Turner Ranch (402B) 3712026, San Luis Ranch (403A) 3712027, Los Banos (403D) 3712017, Arena (422C) 3712036, Gustine (423C) 3712038, Stevinson (423D) 3712037, Milpitas (427B) 3712148, Livermore (446A) 3712167

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable. This data should NOT be substituted for pre-project review or for on-site surveys.

Presumed Extant

Presumed Extirpated or Unknown

1983

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora Consortium of California Herbaria CalPhotos California Department of Fish and Wildlife: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society, Rare Plant Program. . Inventory of Rare and Endangered Plants of California (online edition, v8-03). Website http://www.rareplants.cnps.org [accessed ].

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