9090.000 Geigeria Griess.

Wild, H. (1980) The Compositae of the Flora Zambesiaca area, 12. Inuleae (continued). Kirkia 12(1) 23-113

Description of the genus

Rosulate stemless herbs, small shrubs or suffrutices. Leaves alternate or subopposite above, usually gland-pitted. Capitula terminal and solitary or aggregated, or in the leaf axils or forks of the branches, heterogamous; ray florets female with yellow ligules, or 0; disk florets bisexual, yellow, ± tubular. Phyllaries in 3-7 series. Receptacular scales present, deeply fimbriate (in ours). Achenes subturbinate, hairy. Pappus composed of 10-20 hyaline scales in 2 series.

Derivation of name: after Philipp Lorenz Geiger, a German professor of pharmacy at Heidelberg University.

Worldwide: 28 species in tropical and South Africa

Botswana: 10 taxa.

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

SpeciesFZ divisionsContent
acaulis (Sch. Bip.) Benth. & Hook. ex Oliv. & HiernDescription, Image
africana Griess. subsp. ornativa (O. Hoffm.) Merxm.Description, Image
aspera Harv.?SE
brevifolia (DC.) Harv.SW
burkei Harv. subsp. burkei var. zeyheri (Harv.) Merxm.Description, Image
engleriana Muschl.N
filifolia Mattf.N,SEDescription, Image
pectidea (DC.) Harv.SW
schinzii O. Hoffm. subsp. rhodesiana (S.Moore) Merxm.N,SWDescription, Image
schinzii O. Hoffm. subsp. schinzii

Other sources of information about Geigeria:

Our websites:

Flora of Caprivi: Geigeria
Flora of Mozambique: Geigeria
Flora of Zambia: Geigeria
Flora of Zimbabwe: Geigeria

External websites:

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

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: Geigeria.
https://www.botswanaflora.com/speciesdata/genus.php?genus_id=1508, retrieved 20 July 2024

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