Senecio hydrophilus

water ragwort, alkali-marsh ragwort, alkali-marsh butterweed
Family:Asteraceae

Rarity

CNPS-EB: A2

5 current natural populations

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

Ecology

Flowers May - September
Habitats:
  • Miscellaneous Wetlands

All Senecio

(c) faerthen (CC BY-NC)
(c) Cat Chang (CC BY-NC)
(c) Tim Messick (CC BY-NC)
(c) faerthen (CC BY-NC)
(c) Bob Sweatt (CC BY-NC)

Populations

Key
LocationPop IDLast RecordedNotes
Antioch Dunes62022-07-14
Antioch Dunes72022-08-11
Concord Naval Weapons Station82023-05-10
Corteva Wetlands52022-08-28
Pittsburg Shore92023-09-26
Berkeley Hills21941-03-24Historic
Berkeley Shoreline11888-12-31Historic
Browns Island31991-08-18Historic
Martinez shoreline - out of park or specific site unknown41900-06-07Historic