Taxon Details

Cryptantha excavata

deep-scarred cryptantha

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Taxon Summary:

Cryptantha excavata, commonly known as deep-scarred cryptantha, is a annual herb in the Boraginaceae that is found only in California. It occurs within Cismontane woodland (gravelly, and sandy), growing at elevations from 100 to 500 meters. Cryptantha excavata is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Cryptantha excavata Bdg.
Common Name: deep-scarred cryptantha
Family:	Boraginaceae
Element Code:	PDBOR0A0W0
USDA Plants Symbol:	CREX
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G1
State Rank:	S1
Other Status:	BLM_S
CRPR Changes: changed from 4.3 to 1B.3 on 2007-08-15
Add Date:	1974-01-01
Date Edited:	2021-06-03

Ecology and Life History

Lifeform: annual herb

Blooming Period: Apr-May

Elevation:
100 - 500 meters
330 - 1640 feet

General Habitats:

Cismontane woodland (gravelly, sandy)

Microhabitat Details:

Microhabitat:

Notes

Notes: Potentially threatened by the development of a proposed reservoir. See Botanical Gazette 27(6):452-453 (1899) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					5
A	B	C	D	X	U
0	0	0	0	0	5

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	2

Presence:
Presumed Extant	5
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Colusa (COL), Mendocino (MEN), Yolo (YOL)

Quads: Name (Quad Code)
Foster Mtn. (3912342), Glascock Mtn. (3812283), Lodoga (3912234), Wilbur Springs (3912214)

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