CNPS Inventory Plant Detail

Tetracoccus dioicus

Common Name:	Parry's tetracoccus
Family:	Picrodendraceae
Synonyms:
Element Code:	PDEUP1C010
Full Name:	Tetracoccus dioicus Parry
USDA PLANTS Symbol:	TEDI

Biology
Lifeform: perennial deciduous shrub Blooming Period: April - May Habitat: • Chaparral • Coastal scrub

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2.2 S2: Imperiled. .2: Threatened. Global Rank: G3 G3: Vulnerable.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 46
Element Occurrence Ranks:

A B C D X U

4 8 2 0 0 32

Population Status:

Historic >20 yrs	Recent <=20 yrs
20	26

Presence:

Present Extant	Possibly Extirpated	Extirpated
46	0	0

Notes
Threatened by agriculture and development. See West American Scientist 1:13 (1885) for original description, and Rhodora 56:50-52 (1954) for taxonomic treatment. 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: 2012-05-04

Location

Elevation: 165 - 1000 meters

California Endemic: no

States: California, Baja California

California Counties and Islands: name (code)
Orange (ORA), Riverside (RIV), San Diego (SDG)

Quads: name (DWR code) USGS code
Jacumba (007B) 32116F2, Barrett Lake (009B) 32116F6, Potrero (009D) 32116E5, Dulzura (010A) 32116F7, Jamul Mountains (010B) 32116F8, Otay Mesa (010C) 32116E8, El Cajon Mtn. (021A) 32116H7, El Cajon (021C) 32116G8, Alpine (021D) 32116G7, Ramona (034D) 33116A7, San Marcos (035B) 33117B2, Pechanga (050A) 33117D1, Temecula (050B) 33117D2, Bonsall (050C) 33117C2, Pala (050D) 33117C1, Fallbrook (051A) 33117D3, Morro Hill (051D) 33117C3, Sitton Peak (069C) 33117E4, Canada Gobernadora (070D) 33117E5

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

1515

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 .

-116.75,33.0