7360.000 Platostoma P. Beauv.

GENIOSPORUM Wall. ex Benth.

Adams, C.D. (1972) Flowering Plants of Jamaica. University of West Indies, Mona, Jamaica.

Paton, A.J. et al. (2013) Lamiaceae Flora Zambesiaca 8(8) 1-346

Description of the genus

Annual or perennial herbs, stems arising from a taproot, slender rhizome or woody rootstock. Leaves opposite, petiolate; upper leaves sometimes basally pale or coloured. Inflorescence lax to dense in more than 3-flowered verticils; bracts usually coloured. Calyx bilabiate, rounded in cross section; upper lip with 1 or 3 lobes. Corolla white, pink or bluish to purple; bilabiate with a short tube, dilating at throat, pubescent to densely villose within; posterior lip erect, median lobes slightly smaller. Fruit consisting of nutlets, black, obovoid, with minute longitudinal ridges; sometimes pubescent at apex; not producing mucilage when wet.

Worldwide: 45 species in the Old World tropics.

Malawi: 4 taxa.

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

SpeciesFZ divisionsContent
africanum P. Beauv. N,S
dilungense (Lisowski & Mielcarek) A.J.PatonN
rotundifolium (Briq.) A.J. PatonN,C,SDescription, Image
strictum (Hiern) A.J. PatonNDescription, Image

Other sources of information about Platostoma:

Our websites:

Flora of Caprivi: cultivated Platostoma
Flora of Mozambique: Platostoma
Flora of Zambia: Platostoma
Flora of Zimbabwe: Platostoma

External websites:

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

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 Malawi: Genus page: Platostoma.
https://www.malawiflora.com/speciesdata/genus.php?genus_id=1238, retrieved 24 April 2024

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