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|Family: Onagraceae||View Description||Dichotomous Key|
|Genus: Chylismia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Chylismia walkeri A. Nelson subsp. tortilis (Jeps.) W.L. Wagner & Hoch
Habit: Annual, short-lived perennial herb; hairs spreading, in inflorescence also glandular or bristly. Stem: 10--60 cm. Leaf: generally basal, simple to 2-pinnate, 30--220 mm, generally purple-dotted; lateral leaflets < 30 mm. Inflorescence: erect; buds drooping. Flower: opening at dawn; hypanthium 1--1.5 mm; sepals 1.5--4 mm, generally purple-dotted, in bud tips free, +- terminal; petals 3--6 mm, yellow. Fruit: ascending or spreading, 10--45 mm, 1.2--1.8 mm wide, cylindric, straight or curved; valves generally twisted; pedicel 5--30 mm. Seed: 0.6--1.2 mm. Chromosomes: 2n=14.
Ecology: Rocky places near cliffs, along ephemeral streams, creosote-bush scrub to pinyon/juniper woodland; Elevation: 600--1800 m. Bioregional Distribution: W&I, n DMoj (Inyo, ne San Bernardino cos.); Distribution Outside California: to southwestern Utah. Flowering Time: Apr--Jun Note: Self-pollinated. Other variety outside California.
Synonyms: Camissonia walkeri (A. Nelson) P.H. Raven subsp. tortilis (Jeps.) P.H. Raven; Oenothera scapoidea Torr. & A. Gray var. tortilis Jeps.; Oenothera walkeri (A. Nelson) P.H. Raven subsp. tortilis (Jeps.) P.H. Raven; Oenothera multijuga S. Watson var. parviflora (S. Watson) Munz
eFlora Treatment Author: Warren L. Wagner & Peter C. Hoch, family description, key to genera; treatment of genera by Warren L. Wagner
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Citation for this treatment: Warren L. Wagner & Peter C. Hoch, family description, key to genera; treatment of genera by Warren L. Wagner 2017. Chylismia walkeri subsp. tortilis, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=89254, accessed on February 20, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 20, 2017.