Wyethia invenusta

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Debra L. Cook

Ryan O'Dell

Scientific Name: Wyethia invenusta (Greene) W.A. Weber
Common Name: rayless mule's ears
Family:	Asteraceae
Element Code:	PDAST9X090
USDA Plants Symbol:	AGIN8
Synonyms/Other Names:

CA Rare Plant Rank:	4.2
Fed List:	None
State List:	None
Global Rank:
State Rank:
Other Status:
CRPR Changes: changed from CBR to 4.2 on 2024-09-26 Considered But Rejected on 2006-01-10
Add Date:	2006-01-10
Date Edited:	2024-10-01

Lifeform: perennial herb

Blooming Period: (May)Jun-Aug(Oct)

Elevation:
600 - 2300 meters
1970 - 7545 feet

General Habitats:

Microhabitat Details: Found in open conifer forest, sometimes with Sequoiadendron giganteum as a dominant species.

Microhabitat:

Notes:
Threats: Threatened by logging and other timber harvest activities.
Taxonomy: Placed in Agnorhiza invenusta in the Plants National Database, Flora of North America, and iNaturalist.

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	0

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)

Quads: Name (Quad Code)

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

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Presumed Extant

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CNPS Status Review:	Proposed addition to CRPR 4.2, G3 / S3 (2024)
Original Description:	Pittonia 1: 280–286 (1889)
Revised Nomenclature:	American Midland Naturalist 35: 400–452 (1946)
Revised Nomenclature:	Phytologia 85: 19–21 (1998)
Taxonomic Treatment:	American Midland Naturalist 35: 400–452 (1946)