Common name: Hoary Tansyaster
Scientific name: Machaeranthera canescens ssp. canescens var. sessiliflora
Family: Asteraceae
Hoary Tansyaster USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 435.
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