Flora of North America species comparison

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Chylismia brevipes subsp. brevipes

Chylismia brevipes subsp. arizonica
Photo is of parent taxon

golden suncup
Photo is of parent taxon

Arizona sun cup
Habit Herbs stout, somewhat succulent, usually unbranched distally, usually densely villous, usually also strigillose. Herbs slender, often branched distally, villous, sometimes also strigillose, at least distally.
Flowers

buds not individually reflexed, with subapical free tips 1–2 mm;

floral tube yellow inside, 4–8 mm;

petals usually without red dots at base, fading yellow to orange, 6–18 mm;

anthers 4–6 mm.

buds individually reflexed, without free tips or with apical free tips less than 1 mm;

floral tube orange-brown inside, 3–5 mm;

petals often with red dots at base, often fading reddish, 3–8 mm;

anthers 2.5–5 mm.
Capsules

20–92 mm;

pedicel 5–20 mm.

18–60 mm;

pedicel 2.5–5 mm.
2n

= 14.

= 14.

Chylismia brevipes subsp. brevipes

Chylismia brevipes subsp. arizonica
Phenology Flowering Feb–May. Flowering Feb–Apr.
Habitat Hillsides, alluvial fans, sandy slopes. Rocky slopes, flats.
Elevation -70–2100 m. (-200–6900 ft.) 70–300 m. (200–1000 ft.)
Distribution
from FNA
AZ; CA; NV; UT
[BONAP county map]
from FNA
AZ; CA
[BONAP county map]
Discussion

Subspecies brevipes occurs in the Sonoran and Mojave deserts from southern Esmeralda County, Nevada, and southwestern Washington County, Utah, south to northern Yuma County, Arizona, and northern Imperial County, California. It intergrades with subsp. pallidula and hybridizes with Chylismia claviformis subspp. claviformis and integrior, as well as C. multijuga and C. munzii.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Subspecies arizonica is known from Yuma County, Arizona, and eastern Imperial County, California. It hybridizes with Chylismia claviformis subspp. peeblesii, rubescens, and yumae.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 10. FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Chylismia > sect. Chylismia > Chylismia brevipes Onagraceae > subfam. Onagroideae > tribe Onagreae > Chylismia > sect. Chylismia > Chylismia brevipes
Sibling taxa
C. brevipes subsp. arizonica, C. brevipes subsp. pallidula
C. brevipes subsp. brevipes, C. brevipes subsp. pallidula
Synonyms Oenothera divaricata Oenothera brevipes subsp. arizonica, Camissonia brevipes subsp. arizonica
Name authority unknown (P. H. Raven) W. L. Wagner & Hoch: Syst. Bot. Monogr. 83: 205. (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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