Allium falcifolium

sickle-leaved onion
Family:Alliaceae

Rarity

CNPS-EB: A2

8 current natural populations

Criteria:
  • Limited/Threatened Habitat
  • Narrow Range in ALA & CCA
  • S Limit
  • Small Populations

Ecology

Flowers April - June
Habitats:
  • Rock, Tallus, Scree
  • Serpentine or Serpentine-derived soils

Synonyms

  • Allium breweri
  • Allium falcifolium var. breweri

Populations

Key
LocationPop IDLast RecordedNotes
Mt. Diablo State Park - North side92020-04-01
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo12021-05-06
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo22015-04-25
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo32021-05-21
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo42022-05-12
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo52021-04-13
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo82021-04-11
Skyline Serpentine Prairie, Redwood Rgnl Park62021-05-31
Man Ridge, Mines Rd.71985-12-31Historic