Difference between revisions of "Cardamine bellidifolia"

Revision as of 20:23, 24 September 2019

Copyright: Flora of North America Association

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

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, Siberia).

Discussion

Selected References

None.

Lower Taxa