Lewisia rediviva |
Lewisia disepala |
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bitter root, bitterroot lewisia, resurrection flower |
Yosemite lewisia |
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Taproots | gradually ramified distally. |
gradually ramified distally. |
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Stems | procumbent to erect, 1–3 cm. |
erect, 0.5–3 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 linear to slightly clavate, terete, 0.8–2 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. |
with flowers borne singly; bracts 2–4, proximal in 1 pair, ovate to lanceolate, 2–3 mm, margins entire, apex acute. |
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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. |
sessile to subsessile, disarticulate in fruit; sepals 2, broadly obovate to broadly ovate, 7–8 mm, scarious at anthesis, margins entire, apex rounded or sometimes emarginate; petals 5–8, pale rose-pink, oblanceolate to broadly obovate, 13–18 mm, apex obtuse; stamens 1–15; stigmas 4. |
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Capsules | 5–6 mm. |
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Seeds | 6–25, 2–2.5 mm, shiny, minutely papillate. |
11–15, 2.8–3.5 mm. |
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2n | = 26, 28. |
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Lewisia rediviva |
Lewisia disepala |
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Phenology | Flowering late winter-mid(-late) spring. | |||||
Habitat | Granitic formations on rocky, gravelly, or sandy substrate | |||||
Elevation | 1900-2600 m [6200-8500 ft] | |||||
Distribution |
AZ; CA; CO; ID; MT; NV; OR; UT; WA; WY; AB; BC
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CA |
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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 disepala is known only from scattered localities in the southern Sierra Nevada. (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. 481. | ||||
Parent taxa | ||||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | L. rediviva var. yosemitana | |||||
Name authority | Pursh: Fl. Amer. Sept. 2: 368. (1814) | Rydberg: in N. L. Britton et al., N. Amer. Fl. 21: 328. (1932) | ||||
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