Flora of North America species comparison

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Chylismia brevipes subsp. pallidula
Photo is of parent taxon

pale sun cup
Habit Herbs slender, usually branched distally, usually strigillose, sometimes also villous proximally.
Flowers

buds not individually reflexed, without free tips or with apical free tips less than 1 mm;

floral tube yellow inside, 4–5 mm;

petals often with red dots near base, fading yellow to orange, 7–12 mm;

anthers 4–6 mm.
Capsules

20–42 mm;

pedicel 2–10 mm.
2n

= 14.

Chylismia brevipes subsp. pallidula
Phenology Flowering Mar–May.
Habitat Dry flats, desert pavement, with Ambrosia dumosa and Larrea.
Elevation 70–1100 m. (200–3600 ft.)
Distribution
from FNA
AZ; CA; NV; UT
[BONAP county map]
Discussion

Subspecies pallidula occurs in the Sonoran and Mojave deserts from Washington County, Utah, to southeastern Inyo County, California, south to Riverside County, California, Mohave County, Arizona, and Clark County, Nevada. It hybridizes with Chylismia claviformis subspp. aurantiaca and peeblesii, as well as with C. multijuga.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Chylismia > sect. Chylismia > Chylismia brevipes
Sibling taxa
C. brevipes subsp. arizonica, C. brevipes subsp. brevipes
Synonyms Oenothera brevipes var. pallidula, Camissonia brevipes subsp. pallidula, O. brevipes subsp. pallidula, O. pallidula
Name authority (Munz) W. L. Wagner & Hoch: Syst. Bot. Monogr. 83: 206. (2007)
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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