CNPS Inventory Plant Detail

Horkelia parryi

Common Name:	Parry's horkelia
Family:	Rosaceae
Synonyms:
Element Code:	PDROS0W0C0
Full Name:	Horkelia parryi Greene
USDA PLANTS Symbol:	HOPA2

Biology
Lifeform: perennial herb Blooming Period: April - September Habitat: Ione formation and other soils. • Chaparral • Cismontane woodland

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: 36
Element Occurrence Ranks:

A B C D X U

1 10 6 0 0 19

Population Status:

Historic >20 yrs	Recent <=20 yrs
15	21

Presence:

Present Extant	Possibly Extirpated	Extirpated
36	0	0

Notes
Potentially threatened by clay mining, road maintenance, and erosion. Possibly threatened by non-native plants. 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: 2013-04-29

Location

Elevation: 80 - 1035 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Amador (AMA), Calaveras (CAL), El Dorado (ELD), Mariposa (MPA)

Quads: name (DWR code) USGS code
Kinsley (438B) 37119F8, Feliciana Mtn. (438C) 37119E8, Buckhorn Peak (439A) 37120F1, Coulterville (439B) 37120F2, Murphys (475B) 38120B4, Calaveritas (476A) 38120B5, Wallace (477B) 38120B8, Rail Road Flat (493D) 38120C5, Irish Hill (494B) 38120D8, Ione (494C) 38120C8, Carbondale (495A) 38121D1, Camino (509B) 38120F6, Omo Ranch (509D) 38120E5, Placerville (510A) 38120F7, Tunnel Hill (525B) 38120H6, Slate Mtn. (525C) 38120G6, Georgetown (526A) 38120H7, Coloma (526C) 38120G8, Garden Valley (526D) 38120G7

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

914

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 .

-120.5,38.25