CNPS Inventory Plant Detail

Harmonia stebbinsii

Common Name:	Stebbins' harmonia
Family:	Asteraceae
Synonyms:	Madia stebbinsii
Element Code:	PDAST650K0
Full Name:	Harmonia stebbinsii (T.W. Nelson & J.P. Nelson) B.G. Baldwin
USDA PLANTS Symbol:	HAST10

Biology
Lifeform: annual herb Blooming Period: May - June Habitat: serpentinite. • Chaparral • Lower montane coniferous forest

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: G2 G2: Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 16
Element Occurrence Ranks:

A B C D X U

2 10 1 0 0 3

Population Status:

Historic >20 yrs	Recent <=20 yrs
8	8

Presence:

Present Extant	Possibly Extirpated	Extirpated
16	0	0

Notes

Known from fewer than twenty occurrences. Possibly threatened by road maintenance. A synonym of Madia stebbinsii in The Jepson Manual. See Brittonia 32(3):323 (1980) for original description, and Novon 9:462-471 (1999) for revised nomenclature.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1980-01-01
Last Update: 2010-03-15

Location

Elevation: 400 - 1580 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Shasta (SHA), Tehama (TEH), Trinity (TRI)

Quads: name (DWR code) USGS code
Paskenta (596A) 39122H5, Riley Ridge (596B) 39122H6, Tomhead Mtn. (613A) 40122B7, Black Rock Mtn. (614A) 40123B1, Chickabally Mtn. (630C) 40122C6, Beegum (631D) 40122C7, Wildwood (632A) 40123D1, Smoky Creek (632C) 40123C2, Pony Buck Peak (632D) 40123C1

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

1055

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 .

-122.75,40.125