Taxon Details

Silene hookeri

Hooker's catchfly

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Taxon Summary:

Silene hookeri, commonly known as Hooker's catchfly, is a perennial herb in the Caryophyllaceae that is found in California and elsewhere. It occurs within Chaparral, Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 150 to 1260 meters. Silene hookeri is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Silene hookeri Nutt.
Common Name: Hooker's catchfly
Family:	Caryophyllaceae
Element Code:	PDCAR0U2M0
USDA Plants Symbol:	SIHO
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.2
Fed List:	None
State List:	None
Global Rank:	G4
State Rank:	S2
Other Status:
CRPR Changes: added to 2B.2 on 2021-07-30
Add Date:	2021-07-30
Date Edited:	2022-08-02

Ecology and Life History

Lifeform: perennial herb

Blooming Period: (Mar)May-Jul

Elevation:
150 - 1260 meters
490 - 4135 feet

General Habitats:

Chaparral
Cismontane woodland
Lower montane coniferous forest

Microhabitat Details: Often in grassy openings.

Microhabitat:

Openings (often)
Rocky (sometimes)
Serpentine (sometimes)
Slopes (sometimes)

Notes

Notes:
Threats: Potentially threatened by logging. Possibly threatened by vegetation/fuels management.
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	2	6 %
Other	1	3%
Wood cutting or brush clearing	1	3%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					31
A	B	C	D	X	U
0	0	0	0	0	31

Occurrence Status:
Historical >20 Years	10
Recent <=20 Years	21

Presence:
Presumed Extant	31
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR)

California Counties and Islands: Name (Code)
Del Norte (DNT), Humboldt (HUM), Mendocino (MEN), Siskiyou (SIS), Trinity (TRI)

Quads: Name (Quad Code)
Carberry Creek (4212312), Takilma (4212315), Bark Shanty Gulch (4112345), Broken Rib Mtn. (4112386), Brushy Mtn. (3912352), Clear Creek (4112364), Dillon Mtn. (4112355), Dubakella Mtn. (4012342), Forest Glen (4012333), Gasquet (4112378), Hiouchi (4112471), Huckleberry Mtn. (4112363), Jamison Ridge (3912362), Naufus Creek (4012343), Orleans (4112335), Polar Bear Mtn. (4112385), Somes Bar (4112344), Thompson Peak (4112311), Youngs Peak (4112323)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Status Review:	Proposed Addition to California Rare Plant Rank 2B.2, G4 / S2
Original Description:	A Flora of North America 1(2): 193 (1838)
Revised Nomenclature:	Madroño 66(4): 176-193 (2019)
Other:	USFS Potential Species of Conservation Concern Profile

CNPS Rare Plant Inventory