7625.000 Striga Lour. - Witchweeds

Hepper, F.N. (1990) Striga Flora Zambesiaca 8(2) 127-135

Description of the genus

Annual, rarely perennial, root-parasitic herbs. Stems stiffly erect, often square. Leaves opposite or nearly so, ± sessile. Inflorescence a spike. Flowers in axils of leaves or in dense heads. Bracts leaf-like or reduced, bracteoles 2. Calyx tubular, 5-lobed or with 5 (rarely 4) teeth. Corolla with a narrow tube, sharply bent above middle, expanded above; the upper (2) lobes erect, lower (3) lobes spreading. Stamens 4; anthers strictly 1-thecous. Fruit a cylindric or ± ovoid capsule. Seeds minute.

Worldwide: 40 species in the Old World tropics and South Africa

Botswana: 5 taxa.

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

SpeciesFZ divisionsContent
asiatica (L.) KuntzeDescription, Image
bilabiata (Thunb.) KuntzeN,SEDescription, Image
elegans Benth.NDescription, Image
forbesii Benth.NDescription, Image
gesnerioides (Willd.) VatkeDescription, Image

Other sources of information about Striga:

Our websites:

Flora of Caprivi: Striga
Flora of Caprivi: cultivated Striga
Flora of Malawi: Striga
Flora of Mozambique: Striga
Flora of Zambia: Striga
Flora of Zimbabwe: Striga

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Botswana: Genus page: Striga.
https://www.botswanaflora.com/speciesdata/genus.php?genus_id=1298, retrieved 12 April 2024

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