Physaria calcicola |
Physaria garrettii |
|
---|---|---|
Rocky Mountain bladderpod |
Garrett's bladderpod |
|
Habit | Perennials; (compact); caudex branched; densely (silvery) pubescent, trichomes (sessile or short-stalked), 5–8-rayed, rays distinct, furcate or bifurcate, (umbonate, tuberculate and the center less so). | Perennials; caudex simple or branched; densely pubescent, trichomes (sessile), 4–7-rayed, rays furcate or bifurcate, (smooth or, rarely, finely tuberculate). |
Stems | several from base, erect or outer ones decumbent, (unbranched, stout, usually sparsely leaved), 1–3 dm. |
simple or several from base, spreading, (unbranched, sparsely pubescent), to 1.5 dm. |
Basal leaves | blade linear, 2–7(–10) cm, margins entire, repand, or shallowly dentate. |
blade narrowly elliptic or obovate, 1–3(–4) cm, margins entire or nearly so. |
Cauline leaves | (sessile); blade (erect), spatulate to linear, (1–)2–3(–4.5) cm, margins entire, sometimes involute, (apex acute or subacute). |
(sessile or shortly petiolate); blade narrowly obovate or oblanceolate, 0.4–1.2 cm, margins entire. |
Racemes | dense, (exceeding basal leaves). |
loose, (few-flowered). |
Flowers | sepals ovate or oblong, (4.5–)5–6(–7) mm, (lateral pair subsaccate, cucullate, median pair thickened, cucullate apically); petals spatulate, 7–9(–11) mm (widened at base, slightly retuse). |
sepals linear, lanceolate, or elliptic, 3.5–6.5 mm, (median pair thickened apically, cucullate); petals oblanceolate, 5.5–9(–10) mm. |
Fruiting pedicels | (spreading, sharply sigmoid), 8–15 mm. |
(spreading, straight or slightly curved), 4–7 mm. |
Fruits | (sessile or substipitate), ovate to oblong, not compressed at distal margins or apex, 5–9 mm; valves sparsely pubescent, trichomes appressed; ovules 4–8 per ovary; style 3–5 mm. |
globose or subglobose, not or slightly compressed, 3.5–4.3 mm; valves densely pubescent, trichomes spreading, 3–6-rayed, (appearing shaggy); ovules 4–8 per ovary; style 4.5–7 mm. |
Seeds | flattened. |
slightly flattened, (suborbicular). |
2n | = 16, ca. 20. |
|
Physaria calcicola |
Physaria garrettii |
|
Phenology | Flowering May–Jun. | Flowering Jun–Aug. |
Habitat | Shale bluffs, limestone hillsides, gypseous knolls and ravines, calcareous substrates, grasslands and pinyon-juniper communities | Rock crevices, rocky slopes, ridges |
Elevation | 1400-2100 m (4600-6900 ft) | 3000-3700 m (9800-12100 ft) |
Distribution |
CO; NM
|
UT |
Discussion | Of conservation concern. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Physaria garrettii is known from the area of the Wasatch Mountains. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 7, p. 629. | FNA vol. 7, p. 638. |
Parent taxa | Brassicaceae > tribe Physarieae > Physaria | Brassicaceae > tribe Physarieae > Physaria |
Sibling taxa | ||
Synonyms | Lesquerella calcicola | Lesquerella garrettii |
Name authority | (Rollins) O’Kane & Al-Shehbaz: Novon 12: 322. (2002) | (Payson) O’Kane & Al-Shehbaz: Novon 12: 323. (2002) |
Web links |