Flora of North America species comparison

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Lewisia disepala

Yosemite lewisia
Taproots

gradually ramified distally.
Stems

erect, 0.5–3 cm.
Leaves

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.
Inflorescences

with flowers borne singly;

bracts 2–4, proximal in 1 pair, ovate to lanceolate, 2–3 mm, margins entire, apex acute.
Flowers

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.
Seeds

11–15, 2.8–3.5 mm.

Lewisia disepala
Phenology Flowering late winter-mid(-late) spring.
Habitat Granitic formations on rocky, gravelly, or sandy substrate
Elevation 1900-2600 m (6200-8500 ft)
Distribution
from FNA
CA
[BONAP county map]
Discussion

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.)
Source FNA vol. 4, p. 481.
Parent taxa Portulacaceae > Lewisia
Sibling taxa
L. brachycalyx, L. cantelovii, L. columbiana, L. congdonii, L. cotyledon, L. kelloggii, L. leeana, L. longipetala, L. maguirei, L. nevadensis, L. oppositifolia, L. pygmaea, L. rediviva, L. stebbinsii, L. triphylla
Synonyms L. rediviva var. yosemitana
Name authority Rydberg: in N. L. Britton et al., N. Amer. Fl. 21: 328. (1932)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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