Lewisia rediviva |
Lewisia maguirei |
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bitter root, bitterroot lewisia, resurrection flower |
Maguire's lewisia |
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Taproots | gradually ramified distally. |
gradually ramified distally. |
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Stems | procumbent to erect, 1–3 cm. |
spreading to suberect, 1.5–2 cm. |
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Leaves | basal leaves withering at or soon after anthesis, sessile, blade linear to clavate, subterete or grooved adaxially, 0.5–5 cm, margins entire, apex obtuse to subacute; cauline leaves absent. |
basal leaves withering at or soon after anthesis, sessile, blade narrowly oblanceolate, somewhat flattened, 1–2 cm, margins entire, apex obtuse; cauline leaves absent. |
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Inflorescences | with flowers borne singly; bracts 4–7(–8), whorled, subulate to linear-lanceolate, 4–10 mm, margins entire, apex acuminate. |
racemose cymes, 2–3-flowered, sometimes with flowers borne singly; bracts 5, proximalmost 3 in whorl, distalmost 2 opposite, subtending 2d (and 3d) flowers, oblong to oblong-obovate, 3–5 mm, apex obtuse. |
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Flowers | pedicellate, disarticulate in fruit; sepals (4–)6–9, broadly elliptic to ovate, 10–25 mm, scarious after anthesis, margins entire to somewhat erose, apex obtuse to rounded; petals 10–19, usually rose to pink, sometimes lavender, sometimes with paler or white centers, or wholly white, elliptic, oblong, or narrowly oblanceolate, 15–35 mm; stamens 20–50; stigmas 4–9; pedicel (1–)3–15(–30) mm. |
pedicellate, disarticulate in fruit; sepals 3–4, white to pinkish, 8–12 mm, scarious at anthesis, margins entire, apex obtuse; petals 7–9, white to pinkish, oblanceloate, 8–12 mm; stamens 7–9; stigmas 4–6; pedicel 3–9 mm. |
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Capsules | 5–6 mm. |
7–10 mm. |
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Seeds | 6–25, 2–2.5 mm, shiny, minutely papillate. |
5–10, 1.5–2.5 mm, smooth. |
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2n | = 26, 28. |
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Lewisia rediviva |
Lewisia maguirei |
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Phenology | Flowering summer. | |||||
Habitat | Open, south-facing slopes on gravelly clay limestone-derived substrates | |||||
Elevation | 2200 m [7200 ft] | |||||
Distribution |
AZ; CA; CO; ID; MT; NV; OR; UT; WA; WY; AB; BC
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NV |
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Discussion | Varieties 2 (2 in the flora). Native Americans commonly ate the boiled roots of Lewisia rediviva. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Lewisia maguirei is known only from the Quinn Canyon Range, Nye County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 4, p. 484. | FNA vol. 4, p. 482. | ||||
Parent taxa | ||||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Name authority | Pursh: Fl. Amer. Sept. 2: 368. (1814) | A. H. Holmgren: Leafl. W. Bot. 7: 136. (1954) | ||||
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