| Family | RANUNCULACEAE |
| Genus species | Caltha leptosepala DC. |
| Synonyms | Caltha chelidonii Greene |
| Caltha macounii Greene | |
| Psychrophila leptosepala (DC.) W.A.Weber | |
| Habitat | bogs, marshes |
| Altitude | 700-3900m |
| Description | leaves petiolate, oblong-ovate, to 6cm long, basal lobes not overlapping, stem short, with single leaf, floral scape 10-20cm long, petals abaxially bluish |
| Size | 20-30cm |
| Color | white |
| Bloom | spring, summer |
| Ca | |
| Type | tuft |
| Cultivation | very moist to boggy, semi-shady site alpine house, moist, humous, sandy soil, semi-shade |
| Propagation | seed in winter, uncovered, moist, germ. 3-12 months, 10-16°C division after flowering and in fall |
| Territory |
Northern America
Subarctic America (Alaska , Yukon ) Western Canada (Alberta , British Columbia ) Northwestern U.S.A. (Idaho , Montana , Oregon , Washington ) Southwestern U.S.A. (Arizona , California) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | RANUNCULACEAE
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