CNPS Inventory Plant Detail

Chorizanthe rectispina

Common Name:	straight-awned spineflower
Family:	Polygonaceae
Synonyms:
Element Code:	PDPGN040N0
Full Name:	Chorizanthe rectispina Goodm.
USDA PLANTS Symbol:	CHRE

Biology
Lifeform: annual herb Blooming Period: April - July Habitat: • Chaparral • Cismontane woodland • Coastal scrub

Rarity Status
CA Rare Plant Rank: 1B.3 Rare, threatened, or endangered in California and elsewhere .3: Not very endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S1 S1: Critically Imperiled. Global Rank: G1 G1: Critically Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 24
Element Occurrence Ranks:

A B C D X U

3 5 6 0 1 9

Population Status:

Historic >20 yrs	Recent <=20 yrs
13	11

Presence:

Present Extant	Possibly Extirpated	Extirpated
23	1	0

Notes

Known from approximately twenty occurrences. Possibly threatened by development and non-native plants. See Annals of the Missouri Botanical Garden 21:72 (1934) for original description, and Phytologia 66(2):143 (1989) 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: 2010-03-15

Location

Elevation: 85 - 1035 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Monterey (MNT), Santa Barbara (SBA), San Luis Obispo (SLO)

Quads: name (DWR code) USGS code
Lompoc (170B) 34120F4, Casmalia (196D) 34120G5, Branch Mtn. (219A)? 35120B1, Arroyo Grande NE (221A) 35120B5, Camatta Ranch (245A) 35120D3, Wilson Corner (245B) 35120D4, Santa Margarita (246A) 35120D5, Atascadero (246B) 35120D6, San Luis Obispo (246C) 35120C6, Lopez Mtn. (246D) 35120C5, Cholame (268A) 35120F3, Hames Valley (294B) 35120H8, Bradley (294D) 35120G7, Williams Hill (295A) 35121H1, Jolon (295B) 35121H2

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

474

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 .

-120.5,35.375