Species Details

Sphaerocarpos drewiae

bottle liverwort

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Classification

Scientific Name: Sphaerocarpos drewiae Wigglesw.
Common Name: bottle liverwort
Family:	Sphaerocarpaceae
Element Code:	NBHEP35030
USDA Plants Symbol:	SPDR2
Synonyms/Other Names: Sphaerocarpos drewei Wigglesw.

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G1
State Rank:	S1
Other Status:	IUCN_EN
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2022-08-02

Ecology and Life History

Lifeform: ephemeral liverwort

Blooming Period:

Elevation:
90 - 600 meters
295 - 1970 feet

General Habitats:

Chaparral
Coastal scrub

Microhabitat Details: soil

Microhabitat:

Openings

Notes

Notes: Much of the suitable historic habitat lost to urbanization. See University of California Publications in Botany 16:129-137 (1929) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	4	17 %
Development	4	17%
Road/trail construction/maint.	1	4%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					23
A	B	C	D	X	U
0	0	0	0	3	20

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

Presence:
Presumed Extant	20
Possibly Extirpated	2
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Riverside (RIV), San Diego (SDG)

Quads: Name (Quad Code)
Bonsall (3311732), Del Mar (3211782), Fallbrook (3311743), Idyllwild (3311666), Imperial Beach (3211751), Jamul Mountains (3211668), Julian (3311615), La Jolla (3211772), Mesa Grande (3311627), Mount Laguna (3211674), Murrieta (3311752), National City (3211761), Point Loma (3211762), Poway (3211781), San Marcos (3311722), Vail Lake (3311648), Wildomar (3311753)

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