Oenothera humifusa Nutt.

Seabeach evening primrose (en), Onagre (fr), Onagre couchée (fr)

Species

Angiosperms > Myrtales > Onagraceae > Oenothera

Characteristics

Perennial; stems rather woody, commonly branched from the base, spreading or ascending, 2–5 dm; lvs oblong to oblanceolate, 1–2(–3) cm, entire or shallowly sinuate-denticulate, densely canescent-strigose; fls usually few, sessile in the upper axils, not forming a distinct spike, or occasionally in a spike 1–2 dm; hypanthium and ovary hirsute, the hypanthium 2–3 cm; sep 8–12 mm, separately reflexed; pet 1 cm; fr linear, 2–3 cm, usually curved; seeds dark brown, obovoid or fusiform, obscurely pitted; 2n=14. Sand-dunes and beaches along the coast; N.J. to La. June, July. (Raimannia h.) Possibly hybridizes with no. 8 [Oenothera laciniata Hill].
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 15 - 30
Germination temperacture (C°) 18 - 21
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Oenothera humifusa habit picture by Sylvain Piry (cc-by-sa)

Flower

Oenothera humifusa flower picture by Sylvain Piry (cc-by-sa)

Distribution

Oenothera humifusa world distribution map, present in Bermuda, France, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:613788-1
WFO ID wfo-0001087535
COL ID 48XX8
BDTFX ID 44525
INPN ID 109928
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Oenothera humifusa Oenothera niveifolia Oenothera sinuata var. humifusa