Oenothera curtiflora

Species category

Weed

Common name

velvetweed

Diagnostic characters

Planting unit

CapsuleCapsule:
A dry, dehiscent fruit derived from a compound ovary.

Shape

ObovateObovate:
Inverted egg shaped with apical end the broadest.

Size

  • Length 7 mm
  • Width 2 mm
  • Thickness 2 mm

Color

Light brown 

Texture

Smooth; eight longitudinal grooves.

Other structures

Four carpellate fruitFruit:
A mature ovary and any associated parts.

Identification notes

CapsuleCapsule:
A dry, dehiscent fruit derived from a compound ovary.
tends to be four sided in cross section, at least at the apicalApical:
The distal end of the fruit or seed away from the point of attachment or attachment scar.
end. The capsuleCapsule:
A dry, dehiscent fruit derived from a compound ovary.
is the end product of an entire inferior ovary.

Noxious weed seed categories

State Noxious Weed: Hawaii

AOSA examination list

Not included

Nomenclature

Family

Onagraceae

Valid name

Oenothera curtiflora W.L. Wagner & Hoch

Synonyms

Gaura mollis E. James
Gaura parviflora Douglas ex Lehm.
Gaura parviflora var. lachnocarpa Weath.
Gaura parviflora var. typica Munz

From Left to Right: 1.  Oenothera curtiflora  2.   Oenothera hispida  3.  Oenothera gaura . Smooth capsules with eight longitudinal grooves.
From Left to Right: 1. Oenothera curtiflora 2. Oenothera hispida 3. Oenothera gaura. Smooth capsules with eight longitudinal grooves.