Physaria spatulata |
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alpine bladderpod, spatula-leaf bladderpod |
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Habit | Perennials; caudex simple, (relatively small); sparsely to moderately pubescent, trichomes 4- or 5-rayed, rays furcate or bifurcate, not fused, (tuberculate). |
Stems | simple from base, erect to decumbent, (well-exserted beyond basal leaves, loosely spreading), 0.3–1.2 dm. |
Basal leaves | (erect to prostrate, petiole distinct from blade); blade (inner) spatulate to oblanceolate, or (outer) oblanceolate or orbicular, 1.5–4 cm, margins entire (rarely folded). |
Cauline leaves | blade spatulate, distinctly different from basal. |
Racemes | moderately dense, (6–20-flowered). |
Flowers | sepals (pale yellow), elliptic, 3.5–5 mm; petals lingulate, 6–9 mm. |
Fruiting pedicels | (strongly sigmoid), 10–20 mm (2 times longer than fruits). |
Fruits | lanceolate or orbicular, slightly inflated, (2.5–)3–6 mm, (apex usually strongly narrowed); valves pubescent, trichomes sparse and closely appressed to surface; ovules 4–8 per ovary; style 2.5–6 mm (usually ± equal in length to mature fruit). |
Seeds | plump. |
Physaria spatulata |
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Phenology | Flowering May-early Jul. |
Habitat | Grasslands, subalpine meadows, sagebrush, scattered pines, fellfields, calcareous (sometimes alkaline) substrates |
Elevation | 900-2900 m (3000-9500 ft) |
Distribution |
MT; ND; NE; SD; WY; AB; SK
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Source | FNA vol. 7, p. 663. |
Parent taxa | Brassicaceae > tribe Physarieae > Physaria |
Sibling taxa | |
Synonyms | Lesquerella spatulata, Lesquerella alpina var. spatulata, Lesquerella nodosa, P. reediana subsp. spatulata, P. reediana var. spatulata |
Name authority | (Rydberg) Grady & O’Kane: Novon 17: 190. (2007) |
Web links |