Flora of North America species comparison

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Camissoniopsis pallida subsp. hallii

Camissoniopsis pallida subsp. pallida
Photo is of parent taxon

Hall's sun cup
Photo is of parent taxon

pale sun cup
Flowers

floral tube 3.8–4.2 mm;

sepals 4.8–8 mm;

petals with 1–3 red dots basally, 6.5–13 mm; episepalous filaments 3–6.5 mm, epipetalous filaments 1.8–3.8 mm, anthers 1.5–2.2 mm;

style 6.5–10.5 mm.

floral tube 1–3 mm;

sepals (1.5–)2.5–5.5 mm;

petals rarely with red dots basally, (2–)3.5–6(–8) mm; episepalous filaments (0.5–)1.5–4 mm, epipetalous filaments (0.2–)0.5–2.2 mm, anthers (0.4–)0.8–1.2 mm;

style (2.1–)3–6.5 mm.
2n

= 14.

= 14.

Camissoniopsis pallida subsp. hallii

Camissoniopsis pallida subsp. pallida
Phenology Flowering Mar–May(–Jun). Flowering (Jan–)Mar–Aug(–Nov).
Habitat Sandy washes. Desert slopes and flats, along washes, creosote bush scrub, Joshua tree woodlands.
Elevation 30–1400 m. (100–4600 ft.) 30–1900 m. (100–6200 ft.)
Distribution
from FNA
CA
[BONAP county map]
from FNA
AZ; CA; NV; Mexico (Baja California)
[BONAP county map]
Discussion

Subspecies hallii occurs in Riverside and San Bernardino counties, from Banning east throughout the Little San Bernardino Mountains and their northern slopes and southeast to the vicinity of Mecca and Box Canyon.

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

Subspecies pallida occurs from the head of the San Joaquin Valley in Ventura and Kern counties, California, across the Colorado and Mojave deserts, north to the vicinity of Independence, Inyo County, California, and Esmeralda County, Nevada (the only member of the genus in Nevada), east to Mohave and Yavapai counties, Arizona, and also in the vicinity of Tucson, Pima County; also south along the eastern side of Baja California to the Sierra de San Borjas, Mexico.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 10. FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Camissoniopsis > Camissoniopsis pallida Onagraceae > subfam. Onagroideae > tribe Onagreae > Camissoniopsis > Camissoniopsis pallida
Sibling taxa
C. pallida subsp. pallida
C. pallida subsp. hallii
Synonyms Sphaerostigma hallii, Camissonia pallida subsp. hallii, Oenothera bistorta var. hallii, O. hallii Oenothera hirta var. exfoliata, O. micrantha var. exfoliata, Sphaerostigma micranthum var. exfoliatum
Name authority (Davidson) W. L. Wagner & Hoch: Syst. Bot. Monogr. 83: 204. (2007) unknown
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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