CNPS Inventory Plant Detail

Hymenoxys lemmonii

Common Name:	alkali hymenoxys
Family:	Asteraceae
Synonyms:
Element Code:	PDAST530C0
Full Name:	Hymenoxys lemmonii (E. Greene) Cockerell
USDA PLANTS Symbol:	HYLE

Biology
Lifeform: perennial herb Blooming Period: June - August Habitat: • Great Basin scrub • Lower montane coniferous forest • Meadows and seeps (subalkaline)

Rarity Status
Rare Plant Rank: 2.2 Rare, threatened, or endangered in California, but more common elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G3? G3: Vulnerable.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 13
Element Occurrence Ranks:

A B C D X U

0 0 0 0 0 13

Population Status:

Historic >20 yrs	Recent <=20 yrs
11	2

Presence:

Present Extant	Possibly Extirpated	Extirpated
13	0	0

Notes
Need quads for SHA Co. Threatened by development and agriculture. See Pittonia 3:272 (1898) for original description, and Bulletin of the Torrey Botanical Club 31(9):477 (1904) for original description. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 2001-01-01 Last Update: 2010-03-15

Location

Elevation: 240 - 1000 meters

California Endemic: no

States: California, Arizona, Idaho, Nevada, Oregon, Utah

California Counties and Islands: name (code)
Modoc (MOD), Plumas (PLU), Sierra (SIE), Siskiyou (SIS)

Quads: name (DWR code) USGS code
Loyalton (570B) 39120F2, Sardine Peak (570C) 39120E2, Dog Valley (570D) 39120E1, Chilcoot (586C) 39120G2, Reconnaissance Peak (587D) 39120G3, Snake Lake (673A) 41120B1, Ash Creek Butte (698A) 41122D1, Mt. Shasta (698B) 41122D2, Hotlum (699A) 41122D3, Weed (699B) 41122D4, China Mtn. (700A) 41122D5, The Whaleback (715C) 41122E2, West Haight Mtn. (715D) 41122E1, Little Shasta (716B) 41122F4, Lake Shastina (716C) 41122E4, Juniper Flat (716D) 41122E3, Montague (717A) 41122F5, Yreka (717B) 41122F6, Gazelle (717D) 41122E5

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

1941

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Wildlife: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society. Sacramento, CA. Accessed on .

-122.0,41.375