Rhus aromatica

skunk bush, skunkbrush, squawbush

Ecology

Flowers March - May
Habitats:
  • Dry Wash
  • Open Dry Slope
  • Scrub (Coastal or Interior)

Synonyms

  • Rhus aromatica subsp. trilobata
  • Rhus aromatica var. simplicifolia
  • Rhus aromatica var. trilobata
  • Rhus trilobata var. anisophylla
  • Rhus trilobata var. malacophylla
  • Rhus trilobata var. quinata
  • Rhus trilobata var. simplicifolia
  • Rhus trilobata var. trilobata
  • Rhus trilobata
  • Schmaltzia trilobata
  • Toxicodendron trilobatum

Populations

Key
LocationPop IDLast RecordedNotes
Black Diamond - Nortonville12022-12-31
Black Diamond - Stewartsville22022-12-31
Briones Rgnl Park32022-11-15
Briones Rgnl Park52021-05-23
Franklin Ridge252020-03-21
Franklin Ridge262005-03-26
Lime Ridge area192021-05-14
Lime Ridge area202021-05-24
Marsh Creek Road302024-04-21
Martinez - other or unknown sites232020-03-26
Mt. Diablo State Park - North side112019-04-28
Mt. Diablo State Park - North side142024-05-27
Mt. Diablo State Park - North side152023-04-30
Mt. Diablo State Park - North side162024-04-06
Mt. Diablo State Park - North side312022-03-15
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo322018-04-28
Mt. Diablo State Park - West side82020-06-20
Ohlone Rgnl Wilderness242024-08-12
Tilden Rgnl Park - San Pablo Ridge292020-06-07
Tilden Rgnl Park - Vollmer Peak282019-06-16
Bethany Reservoir - S of Byron61999-12-31Historic
Clayton Ranch - SE of Clayton, EBRPD71999-12-31Historic
Deer Valley171998-12-31Historic
Lafayette - other or unknown sites181990-12-31Historic
Lafayette Ridge, Briones Rgnl Park41998-12-31Historic
Los Vaqueros Watershed211988-12-31Historic
Morgan Territory Rgnl Park221992-05-14Historic
Mt. Diablo State Park - North side101991-04-06Historic
Mt. Diablo State Park - North side121995-03-18Historic
Mt. Diablo State Park - South side131993-01-24Historic
Mt. Diablo State Park - West side91992-04-05Historic
Shell Ridge271998-12-31Historic