[The Buttercup Family East of the Cascade Mountains of Oregon and Washington]

Marsh Marigolds East of the Cascade Mountains of Oregon and Washington

The Genus Caltha

Elkslip marsh marigold: Caltha leptosepala ssp. leptosepala

Twin-flowered Marshmarigold, Broad-leaved Marshmarigold, White Marshmarigold: Caltha leptosepala ssp. howellii (formerly Caltha biflora) - 1-2 flowers are found on the stems. The leaves are about as wide as long.

Elkslip Marsh Marigold: Caltha leptosepala ssp. leptosepala (Synonyms: Caltha biflora var. rotundifolia, Caltha chelidonii, Caltha leptosepala ssp. leptosepala var. leptosepala, Caltha leptosepala var. rotundifolia, Psychrophila leptosepala) - 1 flower is typically found per stem. The leaves are longer than wide.

Western Marshmarigold, Yellow Marshmarigold: Caltha palustris -


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