Cirsium cymosum var. cymosum

peregrine thistle
Family:Asteraceae

Rarity

CNPS-EB: C

19 current natural populations

Criteria:
  • Small Populations

Ecology

Flowers April - July
Habitats:
  • Forest
  • Grassland (Annual or Perennial)
  • Scrub (Coastal or Interior)
  • Serpentine or Serpentine-derived soils
  • Woodland

Populations

Key
LocationPop IDLast RecordedNotes
Black Diamond Rgnl Preserve22010-04-13
Briones Rgnl Park312023-06-16
Grizzly Peak - other or unknown sites122000-05-29
Lawrence Livermore Lab, Site 300, Corral Hollow52021-12-31
Los Mochos Boy Scout Camp, Mines Rd72023-05-20
Los Mochos Boy Scout Camp, Mines Rd142023-05-23
Los Mochos Boy Scout Camp, Mines Rd252023-05-20
Mines Road/Arryo Mocho152024-05-29
Mines Road/Arryo Mocho162020-04-12
Mines Road/Arryo Mocho262023-05-23
Mines Road/Arryo Mocho272023-05-23
Mines Road/Arryo Mocho282023-05-23
Mines Road/Arryo Mocho292023-05-23
Mines Road/Arryo Mocho302023-05-19
Mt. Diablo State Park - North side62003-03-21
Mt. Diablo State Park - West of Mt. Zion92003-06-30
Sunol Rgnl Wilderness212008-05-07
Tesla, Corral Hollow42015-04-21
Tilden Rgnl Park - Jewel Lake/Nature area242001-06-09
Altamont Pass11994-05-16Historic
Brushy Peak Rgnl Park - LARPD31997-12-31Historic
Danville111936-05-07Historic
Morgan Territory Rgnl Park131999-12-31Historic
Mt. Diablo State Park - North side81935-05-22Historic
Mt. Diablo State Park - South side101942-12-31Historic
Niles Canyon area171897-06-20Historic
Ohlone Rgnl Wilderness181998-06-09Historic
Patterson Pass201938-12-31Historic
Pt. Richmond Area191994-12-31Historic
Sunol Rgnl Wilderness221993-06-25Historic
Sunol Rgnl Wilderness231970-06-30Historic