[Members of the Sunflower Family Having Daisy-like Flower Heads Found West of the Cascade Mountain of Oregon and Washington]

White-topped Asters West of the Cascade Mountains of Oregon and Washington

The Genus Seriocarpus

Oregon White-top Aster, Oregon White-topped Aster: Sericocarpus oregonensis ssp. oregonensis (Synonyms: Aster oregonensis, Aster oregonensis ssp. oregonensis, Sericocarpus oregonensis var. oregonensis) - Oregon White-top Aster, Oregon White-topped Aster: Sericocarpus oregonensis ssp. oregonensis (Synonyms: Aster oregonensis, Aster oregonensis ssp. oregonensis, Sericocarpus oregonensis var. oregonensis)

Oregon White-topped Aster: Seriocarpus oregonensis ssp. oregonensis

Oregon White-topped Aster: Seriocarpus oregonensis ssp. oregonensis (Synonyms: Aster oregonensis, Aster oregonensis ssp. oregonensis, Sericocarpus oregonensis var. oregonensis) -

Columbian Whitetop Aster, Columbian White-topped Aster, Rigid White-topped Aster: Seriocarpus rigidus (Synonym: Aster curtus) -


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