Oenothera longiflora L.

Herbe aux ânes (fr), Onagre à longues fleurs (fr), Onagre à fleurs longues (fr)

Species

Angiosperms > Myrtales > Onagraceae > Oenothera

Characteristics

Annual or biennial herb, to c. 2 m high. Stems numerous, curved, densely villous and with shorter glandular hairs. Basal leaves rosetted, obovate to oblanceolate, to c. 18 cm long and 3.5 cm wide; cauline leaves usually ovate-elliptic, usually 2–4 cm long, serrate, acute, and often broad-based. Flowers solitary in upper axils, subtending leaves sometimes reduced and bract-like. Hypanthium slender, to 10 cm long. Sepals usually 2–2.5 cm long. Petals 2–3 cm long, yellow, often red-based, ageing dark red. Capsule cylindrical, somewhat curved, c. 3–4 cm long, 3–4 mm wide, villous.
More
A herb.
Life form
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination
Spread barochory
Mature width (meter) -
Mature height (meter) 2.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a subtropical plant.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-11

Usage

Uses medicinal
Edible flowers seeds
Therapeutic use Fumigant (unspecified)
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

Leaf

Oenothera longiflora leaf picture by Alain Lagrave (cc-by-sa)
Oenothera longiflora leaf picture by Flor Alex (cc-by-sa)

Flower

Oenothera longiflora flower picture by hieracium eriophorum (cc-by-sa)
Oenothera longiflora flower picture by hieracium eriophorum (cc-by-sa)
Oenothera longiflora flower picture by Frédéric Cazaban (cc-by-sa)

Fruit

Oenothera longiflora fruit picture by hieracium eriophorum (cc-by-sa)

Distribution

Oenothera longiflora world distribution map, present in Argentina, Australia, Brazil, Cabo Verde, Spain, France, Portugal, Uruguay, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:613844-1
WFO ID wfo-0000389469
COL ID 48XYV
BDTFX ID 44535
INPN ID 109937
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Onagra pellucida Raimannia longiflora Oenothera mollissima var. longiflora Oenothera longiflora subsp. longiflora Oenothera longiflora

Lower taxons

Oenothera longiflora subsp. grandiflora