CNPS Inventory Plant Detail

Cryptantha hooveri

Common Name:	Hoover's cryptantha
Family:	Boraginaceae
Synonyms:
Element Code:	PDBOR0A190
Full Name:	Cryptantha hooveri I.M. Johnst.
USDA PLANTS Symbol:	CRHO4

Biology
Lifeform: annual herb Blooming Period: April - May Habitat: • Inland dunes • Valley and foothill grassland (sandy)

Rarity Status
CA Rare Plant Rank: 1A Presumed extinct in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: SH SH: All California sites are historical. Global Rank: GH GH: All sites are historical.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 3
Element Occurrence Ranks:

A B C D X U

0 0 0 0 1 2

Population Status:

Historic >20 yrs	Recent <=20 yrs
3	0

Presence:

Present Extant	Possibly Extirpated	Extirpated
2	1	0

Notes
Last seen in 1939. Recent surveys unsuccessful; additional field work needed. See Journal of the Arnold Arboretum 18:23 (1937) for original description. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 1974-01-01 Last Update: 2010-03-15

Location

Elevation: 9 - 150 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Contra Costa (CCA) *, Kern (KRN), Madera (MAD) *, Stanislaus (STA) *

Quads: name (DWR code) USGS code
Bliss Ranch (401C)* 37120A4, Chowchilla (401D)* 37120A3, Cooperstown (441A)* 37120F5, Antioch South (464A)* 37121H7, Antioch North (481D)* 38121A7

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.

Presumed Extant

Presumed Extirpated or Unknown

525

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

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-120.5,37.625