Chorizanthe cuspidata var. cuspidata
(San Francisco Bay spineflower)
Chorizanthe robusta var. robusta
(robust spineflower)
Eriogonum luteolum var. caninum
(Tiburon buckwheat)
Eriogonum nudum var. auriculatum
(eared buckwheat)
Eriogonum nudum var. psychicola
(Antioch Dunes buckwheat)
Eriogonum truncatum
(Mount Diablo buckwheat)
Eriogonum umbellatum var. bahiiforme
(bay buckwheat)
Polygonum marinense
(Marin knotweed)