Browse Plants by Type: 3 or 6 petals

Rumex venosus

winged dock

Sagittaria cuneata

arum-leaf arrowhead

Sagittaria latifolia

broadleaf arrowhead

Scoliopus hallii

Oregon fetid adder's tongue

Sisyrinchium bellum

blue-eyed grass

Sisyrinchium idahoense

Idaho blue-eyed grass

Sparganium natans

small bur-reed

Spiranthes porrifolia

western ladies' tresses

Spiranthes romanzoffiana

hooded ladies' tresses

Streptopus amplexifolius

clasping twisted stalk

Tofieldia glutinosa

western false asphodel

Trillium albidum

giant white wakerobin

Trillium kurabayashii

giant purple wakerobin

Trillium ovatum

western trillium

Trillium petiolatum

roundleaf trillium

Trillium rivale

brook wakerobin