Oenothera tetraptera Cav.

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Photo: Bart Wursten
Borrowdale Common, Harare

Photo: Bart Wursten
Lanner Avenue, Borrowdale Common

Synonyms:
Common names:	White evening primrose (English)
Description:	Low-growing perennial herb, covered in long white hairs. The white flowers open at dusk, shriveling up to purple-pink in the morning.
Notes:	Raven in FZ states that this is "weedy locally around Harare, Rusape and Mutare". We have not seen it in the latter two cities but it is fairly frequent on roadside verges in the northern suburbs of Harare, where it may be seen at night in the beams of car headlights.
Derivation of specific name:
Flowering time:	Sep - Mar
Worldwide distribution:	Native to Texas and Mexico; a weed elsewhere
Growth form(s):
Insects associated with this species:
Spot characters:	Display spot characters for this species
Image last updated:	Tuesday 3 April 2007
Literature:	Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 65. Raven, P.H. (1978). Onagraceae Flora Zambesiaca 4 Page 332.

Flora of Zimbabwe: Oenothera tetraptera

African Plants: A Photo Guide (Senckenberg): Oenothera tetraptera
African Plant Database: Oenothera tetraptera
BHL (Biodiversity Heritage Library): Oenothera tetraptera
EOL (Encyclopedia of Life): Oenothera tetraptera
GBIF (Global Biodiversity Information Facility): Oenothera tetraptera
Google: Web - Images - Scholar
iNaturalist: Oenothera tetraptera
IPNI (International Plant Names Index): Oenothera tetraptera
JSTOR Plant Science: Oenothera tetraptera
Mansfeld World Database of Agricultural and Horticultural Crops: Oenothera tetraptera
Plants of the World Online: Oenothera tetraptera
Tropicos: Oenothera tetraptera
Wikipedia: Oenothera tetraptera