Cardamine bellidifolia
Sp. Pl. 2: 654. 1753.
Perennials (somewhat cespitose, subscapose); glabrous throughout. Rhizomes absent (caudex usually with slender, rarely stout, rhizomelike branches). Stems erect to ascending, branched (several), 0.1–0.8 (–1.4) dm, glabrous. Basal leaves rosulate, simple, (0.6–) 1.2–5 (–7) cm; petiole (3–) 1–3.5 (–5.5) cm; blade usually ovate to oblong, rarely oblanceolate to obovate, (0.4–) 0.8–1.7 (–2.5) cm × (2–) 5–10 (–16) mm, base cuneate to obtuse, margins usually entire, rarely repand or obtusely small-toothed (apex obtuse). Cauline leaves 0 or 1 (or 2), simple, shortly petiolate; petiole base not auriculate; blade similar to basal leaves, much smaller. Racemes ebracteate. Fruiting pedicels ascending to erect, 3–6 (–8) mm. Flowers: sepals oblong, 2–3 (–4) × 0.8–1.5 (–2) mm, lateral pair not saccate basally; petals white, oblanceolate, 4–5.5 (–7) × 1.3–2 (–2.5) mm (not clawed, apex rounded or emarginate); filaments: median pairs 2.5–4 mm, lateral pair 2–3 mm; anthers oblong, 0.5–0.9 mm. Fruits linear, (0.8–) 1.3–2.8 (–3.7) cm × 1.3–2 mm; ovules 8–18 per ovary; style 0.5–3 mm. Seeds brown, oblong, 1.5–2 × 0.9–1.2 mm. 2n = 16.
Phenology: Flowering Jun–Sep.
Habitat: Mossy areas, tundra, marshes at stream headwaters, cliffs, talus slopes, barren chert slopes, moist rock crevices, rocky slopes, alpine streams, sandy beaches, moist rocky streambeds
Elevation: 0-2300 m
Distribution
Greenland, Alta., B.C., Nfld. and Labr. (Labr.), N.W.T., Nunavut, Que., Yukon, Alaska, Calif., Maine, N.H., Oreg., Wash., n Europe, Asia (Russian Far East), Asia (Siberia)
Discussion
Selected References
None.
Lower Taxa
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