Rumex crassus

willow dock

Rarity

CNPS-EB: A1

4 current natural populations

Criteria:
  • Limited/Threatened Habitat

Ecology

Flowers February - July
Habitats:
  • Coastal Bluff
  • Coastal Strand
  • Miscellaneous Wetlands

Synonyms

  • Rumex salicifolius var. crassus

Populations

Key
LocationPop IDLast RecordedNotes
Concord Naval Weapons Station12008-12-31
Diablo Foothills Rgnl Park72019-08-10
Miller - Knox Rgnl Park42000-09-08
Miller - Knox Rgnl Park52018-04-29
Corteva Wetlands21998-07-17Historic
Emeryville31959-04-25Historic
San Ramon, W of 68061998-12-31Historic