7191.010 Rotheca Raf.

Clarke, H. & Charters, M. (ed. Moll, E.) (2016) The Illustrated Dictionary of Southern African Plant Names Jacana Media, South Africa

Fernandes, R.B. & Verdcourt, B. (2000) Rotheca (Lamiacae) Revived: More New Combinations Kew Bulletin 55(1) 147-154

Description of the genus

Suffrutices, shrubs or small trees. Leaves usually in whorls. Inflorescence a usually lax cyme. Calyx often red or purple, lobed to half its length or less, with 4-6 lobes. Flower bud markedly asymmetric; corolla expanding abruptly on lower side only; anterior corolla lobe frequently much larger than the other 4. Corolla pale to deep blue, occasionally white or yellow. Anthers usually basifixed. Stigma lobes frequently unequal. Fruit a 4-lobed or -furrowed drupe with 4 pyrenes.

Derivation of name: Latinised version of tsjerou-Theka, a Malayalam name meaning "little teak"

Worldwide: c. 35 species in tropical and southern Africa

Malawi: 6 taxa.

Rotheca quadrangulata

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

SpeciesFZ divisionsContent
aurantiaca (Baker) R. Fern.SDescription, Image
luembensis (De Wild.) R.Fern. subsp. luembensis var. luembensis CDescription, Image
luembensis (De Wild.) R. Fern. subsp. luembensis var. malawiensis (R. Fern.) R. Fern.[End]C
myricoides (Hochst.) D.A. Steane & Mabb.N,C,SDescription, Image
quadrangulata (B. Thomas) R. Fern.N,C,SDescription, Image
wildii (Moldenke) R. Fern.N,SDescription, Image

Other sources of information about Rotheca:

Our websites:

Flora of Botswana: Rotheca
Flora of Caprivi: Rotheca
Flora of Caprivi: cultivated Rotheca
Flora of Mozambique: Rotheca
Flora of Zambia: Rotheca
Flora of Zimbabwe: Rotheca

External websites:

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

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: Rotheca.
https://www.malawiflora.com/speciesdata/genus.php?genus_id=1213, retrieved 28 May 2024

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