Physaria occidentalis subsp. occidentalis

Synonyms: Lesquerella cusickii M. E. Jones Lesquerella occidentalis subsp. cusickii Lesquerella occidentalis var. cusickii (M. E. Jones) C. L. Hitchcock
Treatment appears in FNA Volume 7. Treatment on page 654.
Revision as of 22:30, 5 November 2020 by imported>Volume Importer
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Caudex a thickened crown, branched. Stems several from base, exserted to nearly covered with basal leaves (densely clustered), erect or decumbent. Basal leaves: blade margins sinuate-dentate or entire. Fruits (strongly latiseptate), compressed at margins and apex, apex (acute), often beaked; valves pubescent inside; ovules 4 per ovary; style frequently curved. 2n = 10.


Phenology: Flowering (Apr-)Jun–Aug.
Habitat: Loose gravelly soils, talus slopes, volcanic rocks, rocky ridges, metamorphic rubble, marbleized rocks, decomposed limestone and schist, barren hillsides, whitish ash deposits
Elevation: (600-) 1800-3400 m

Distribution

V7 1105-distribution-map.gif

Calif., Idaho, Nev., Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.
Steve L. O’Kane Jr. +
(S. Watson) O’Kane & Al-Shehbaz +
Vesicaria occidentalis +
Calif. +, Idaho +, Nev. +, Oreg. +  and Wash. +
(600-) 1800-3400 m +
Loose gravelly soils, talus slopes, volcanic rocks, rocky ridges, metamorphic rubble, marbleized rocks, decomposed limestone and schist, barren hillsides, whitish ash deposits +
Flowering (Apr-)Jun–Aug. +
Lesquerella cusickii +, Lesquerella occidentalis subsp. cusickii +  and Lesquerella occidentalis var. cusickii +
Physaria occidentalis subsp. occidentalis +
Physaria occidentalis +
subspecies +