5804.000 Oenothera L. - Evening primroses

Description of the genus

Annual, biennial or perennial herbs. Stipules 0. Leaves alternate, entire to pinnatifid. Flowers in axils of often reduced leaves. Bracteoles 0. Hypanthium present. Sepals 4. Petals 4, yellow, white or purplish-rose. Stamens 8. Stigma deeply 4-lobed. Seeds glabrous. Evening primroses, so called because they often flower in the evening.

Worldwide: 124 species in mainly temperate America, but widely naturalised elsewhere in the world.

Botswana: 2 taxa.

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Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesFZ divisionsContent
indecora Cambess.
rosea L'Hér. ex AitonDescription, Image

Other sources of information about Oenothera:

Our websites:

Flora of Mozambique: Oenothera
Flora of Zambia: Oenothera
Flora of Zimbabwe: Oenothera
Flora of Zimbabwe: cultivated Oenothera

External websites:

ePIC (electronic Plant Information Center): Oenothera
Flora Zambesiaca web site: Oenothera
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Oenothera
IPNI (International Plant Names Index): Oenothera
Kew Herbarium catalogue: Oenothera

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-18

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2018). Flora of Botswana: Genus page: Oenothera.
https://www.botswanaflora.com/speciesdata/genus.php?genus_id=1025, retrieved 23 February 2018

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