Coltsfoot

Plants

Chaenactis douglasii

Plants

Cirsium

Plants

Sow thistles

Plants

Creeping Thistle

Plants

Spear Thistle

Plants

Ironweeds

Plants

Common zinnia

Plants

Sulfur cosmos

Plants

Plains coreopsis

Plants

Southern Cone Marigold

Plants

Signet marigold

Plants

Indian blanket

Plants

Safflower

Plants

Tansy

Plants

Ambrosia deltoidea

Ambrosia dumosa

Plants

Pluchea indica

Plants

Ngai camphor

Plants

Elephantopus scaber

Plants

German chamomile

Plants

Hawkweed

Plants

Dittrichia viscosa

Plants

Leontodon

Plants

Bidens tripartita

Plants

Gnaphalium uliginosum

Plants

Carduus crispus

Plants

Burdock

Onopordum acanthium

Plants

Artemisia argyi

Plants

Coastal goldenbush

Plants

California brickellbush

Plants

Common sowthistle

Plants

Spiny sowthistle

Plants

Horseweed

Plants

Erigeron annuus

Plants

Picris

Plants

Fleabane

Plants

Annual ragweed

Plants

Stinking willie

Plants

Calico aster

Plants

Euthamia graminifolia

Plants

New York aster

Plants

Devil's beggarticks

Plants

Blue woodaster

Plants

White heath aster

Plants

European Michaelmasdaisy

Plants

White snakeroot

Plants