An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 12. Ranunculus cardiophyllus Hook. Heart-leaved Buttercup. Fig. 1906. R. cardiophyllus Hook. Fl. Bor. .\m. i : 14. 1S29. Ranunculus pedatifidus cardiophyllus yiTitlon, Bull. Torr. Club i8 : 265. 1891. Erect, 4-15' high, simple or usually spar- ingly branched. Basal leaves long-petioled, orbicular to ovate or oblong-
An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 12. Ranunculus cardiophyllus Hook. Heart-leaved Buttercup. Fig. 1906. R. cardiophyllus Hook. Fl. Bor. .\m. i : 14. 1S29. Ranunculus pedatifidus cardiophyllus yiTitlon, Bull. Torr. Club i8 : 265. 1891. Erect, 4-15' high, simple or usually spar- ingly branched. Basal leaves long-petioled, orbicular to ovate or oblong-ovate, mostly I'-il' broad, coarsely crenate, incised or shal- lowly lobed, those of the stem short-petioled or nearly sessile, deeply lobed or parted, the lobes narrow, mostly acute or acutish; flowers yellow, larger than in R. pedatifidus, 8'-io' broad, the petals much exceeding the densely tomentose calyx; head of fruit cylindric or ovoid-cylindric, 6''-8' long; achenes subor- bicular, slender-beaked, finely hairy. In wet meadows and low grounds. Alberta and Saskatchewan to Nebraska and Colorado. May- Aug.
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