Flora of North America species comparison

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Camissoniopsis cheiranthifolia subsp. cheiranthifolia
Photo is of parent taxon

beach evening-primrose
Stems

primarily herbaceous, usually prostrate or decumbent, moderately strigillose, rarely densely silvery strigillose.
Flowers

floral tube 2.1–4.2(–4.8) mm;

sepals 4–5.6(–6.7) mm;

petals 6–11 mm; episepalous filaments 2.8–4.5 mm, epipetalous filaments 1.5–3 mm, anthers 1–1.5 mm;

style 6–9 mm, stigma usually surrounded by anthers at anthesis, rarely exserted beyond anthers.
2n

= 14.

Camissoniopsis cheiranthifolia subsp. cheiranthifolia
Phenology Flowering Apr–Aug.
Habitat Coastal sandy slopes and flats.
Elevation 0–100 m. (0–300 ft.)
Distribution
from FNA
CA; OR
[BONAP county map]
Discussion

Subspecies cheiranthifolia occurs from Coos Bay, Curry County, Oregon, south to Point Conception, Santa Barbara County, California; on the east shore of San Francisco Bay in Alameda, Contra Costa, and Sacramento counties, California, and on San Miguel, Santa Rosa, Santa Cruz, San Nicolas, and San Clemente islands (P. H. Raven 1969).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Camissoniopsis > Camissoniopsis cheiranthifolia
Sibling taxa
C. cheiranthifolia subsp. suffruticosa
Synonyms Holostigma spirale, Oenothera cheiranthifolia var. nitida, O. nitida, O. spiralis, O. spiralis var. nitida, Sphaerostigma nitidum, S. spirale, S. spirale var. clypeatum
Name authority 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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