Asteraceae
Erigeron speciosus
showy fleabane
Erigeron subtrinervis
three-nerved daisy
Eriophyllum lanatum
Oregon sunshine
Aster integrifolius
thick-stem aster
Aster radulinus
rough-leaved aster
Euthamia occidentalis
western goldenrod
Gaillardia aristata
blanket flower
Gnaphalium palustre
lowland cudweed
Gnaphalium uliginosum
marsh cudweed
Grindelia columbiana
Columbia River gumweed
Grindelia integrifolia
Willamette valley gumweed
Grindelia nana
Idaho gumweed
Gutierrezia sarothrae
match brush
Helenium autumnale
large-flowered sneezeweed
Helenium bigelovii
tall sneezeweed
Helenium bolanderi
coast sneezeweed
Helianthella uniflora
Douglas's helianthella
Helianthus annuus
common sunflower
Helianthus cusickii
Cusick's sunflower
Heterotheca villosa
hairy goldaster