CNPS

CNPS Rare Plant Inventory

Species Details

Packera macounii

Siskiyou Mountains ragwort

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Photo of Packera macounii
©2015 John Doyen 		Photo of Packera macounii
©2008 Keir Morse 		Photo of Packera macounii
©2008 Keir Morse

  Classification

Scientific Name:
Packera macounii (Greene) W.A. Weber & A. Love
Common Name:
Siskiyou Mountains ragwort
Family: Asteraceae
Element Code: PDAST8H1Z0
USDA Plants Symbol: PAMA35
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 4.3
Fed List: None
State List: None
Global Rank: G4?
State Rank:
 S3
Other Status:
CRPR Changes:
Add Date: 1984-01-01
Date Edited: 2024-08-06

  Ecology and Life History

Lifeform: perennial herb
Blooming Period: Jun-Jul
JFMAMJJASOND
Elevation:
400 - 915 meters
1310 - 3000 feet
General Habitats:
  • Chaparral
  • Lower montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Disturbed areas (often)
  • Serpentine (sometimes)

  Notes

Notes:
See Senecio macounii in The Jepson Manual (1993). See Pittonia 3:169 (1897) for original description and North American Flora II 10:93-94 (1978) for taxonomic treatment. See Phytologia 49(1): 44-50 (1981) for revised nomenclature.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 0
Total EOs % of EOs
EOs with Threat Listed: 0 0 %
THREAT LIST:

  Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR), Washington (WA)
California Counties and Islands: Name (Code)
Del Norte (DNT), Siskiyou (SIS)
Quads: Name (Quad Code)
Blue Creek Mtn. (4112347), Cant Hook Mtn. (4112368), Childs Hill (4112461), High Divide (4112481), Kangaroo Mtn. (4112382), Klamath Glen (4112358), Ship Mountain (4112367)
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

  Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 23 November 2024].