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|Family: Onagraceae||View Description||Dichotomous Key|
|Genus: Camissonia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Camissonia contorta (Douglas) Kearney
Habit: Slender; hairs spreading, generally of 1 type (rod-shaped, transparent) only at plant base or throughout, in inflorescence also sparsely glandular. Stem: decumbent or erect, generally 3--30 cm, wiry, peeling. Leaf: generally 10--35 mm, linear to narrowly elliptic, minutely serrate, generally blue-green. Flower: hypanthium 1.2--2.3 mm; sepals 2.5--4 mm, remaining adherent in pairs; petals 3--5 mm, yellow fading +- red, basal spots 0 or 2; generally > 30% of pollen grains 4-angled. Fruit: generally 25--35 mm, 0.7--1.2 mm wide, +- swollen by seeds, straight or wavy, +- sessile. Seed: 0.7--0.9 mm. Chromosomes: 2n=42.
Ecology: Sandy soil, slopes, flats, often disturbed, grassland, chaparral, pinyon/juniper woodland; Elevation: < 2300 m. Bioregional Distribution: NW, CaR, SNF, GV, CW, MP; Distribution Outside California: to Washington, Idaho, western Nevada. Flowering Time: May--Jun Note: Self-pollinated. Probably derived from Camissonia strigulosa × Camissonia campestris subsp. campestris; sterile hybrids formed where both occur.
Unabridged Synonyms: Oenothera contorta Douglas; Oenothera cruciata (S. Watson) Munz, illeg.; Oenothera strigulosa (Fisch. & C.A. Mey.) Torr. & A. Gray, misappl.
eFlora Treatment Author: Warren L. Wagner & Peter C. Hoch, family description, key to genera; treatment of genera by Warren L. Wagner
Jepson Online Interchange
Previous taxon: Camissonia campestris subsp. obispoensis
Next taxon: Camissonia integrifolia
Citation for this treatment: Warren L. Wagner & Peter C. Hoch, family description, key to genera; treatment of genera by Warren L. Wagner 2017. Camissonia contorta, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=16910, accessed on January 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 24, 2017.