|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Onagraceae||View Description||Dichotomous Key|
|Genus: Oenothera||View Description||Dichotomous Key|
|Species: Oenothera deltoides||View Description||Dichotomous Key|
Oenothera deltoides subsp. howellii (Munz) W.M. Klein
Habit: Perennial herb, gray-green; hairs spreading, 1--3 mm, wavy, also minutely strigose, also sometimes glandular. Stem: generally 4--8 dm, +- branched throughout. Leaf: distal wavy-lobed. Flower: bud tip obtuse; free sepal tips 1--9 mm; petals 20--40 mm. Fruit: base 3--4 mm wide.
Ecology: Sandy bluffs, dunes; Elevation: < 100 m. Bioregional Distribution: Deltaic GV (Antioch, Contra Costa Co.). Flowering Time: Mar--Sep Note: Populations with few to +- 150 plants at any one time.
eFlora Treatment Author: Warren L. Wagner & Peter C. Hoch, family description, key to genera, treatment of genera by Warren L. Wagner
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Oenothera deltoides subsp. deltoides
Next taxon: Oenothera deltoides subsp. piperi
Citation for this treatment: Warren L. Wagner & Peter C. Hoch, family description, key to genera, treatment of genera by Warren L. Wagner 2017. Oenothera deltoides subsp. howellii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=51748, accessed on March 26, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 26, 2017.