7965.000 Ruellia L.


Bailey, L.H. (1949) Manual of Cultivated Plants Revised edition. Macmillan, New York.

Fayaz, F. (2011) Encyclopedia of Tropical Plants Firefly Books, New Zealand

Description of the genus

Perennial herbs, erect or prostrate, or shrubs. Leaves simple, opposite, petiolate or sessile; margins entire. Inflorescence axillary or terminal; either solitary or in cymes or panicles; bracts inconspicuous. Flowers often showy in cultivated species, red, yellow, purple or white. Calyx deeply 5-partite; lobes linear or lanceolate. Corolla tube usually straight, with 5 ± equal lobes. Stamens 4, didynamous. Fruit a capsule. Seeds 4-20 flattened, ovate or orbicular on strong retinacula.

Derivation of name: After Jean de la Ruelle, 1474 - 1537, French physician and botanist.

Worldwide: 250 species in tropical and temperate regions.

Zambia: 1 cultivated taxon.

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

brevifolia (Pohl) Ezcurra

Other sources of information about Ruellia:

Our websites:

Flora of Botswana: Ruellia
Flora of Caprivi: Ruellia
Flora of Caprivi: cultivated Ruellia
Flora of Malawi: Ruellia
Flora of Mozambique: Ruellia
Flora of Zambia: Ruellia
Flora of Zimbabwe: Ruellia
Flora of Zimbabwe: cultivated Ruellia

External websites:

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

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-24

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2024). Flora of Zambia: Cultivated plants: genus page: Ruellia.
https://www.zambiaflora.com/cult/genus.php?genus_id=1337, retrieved 18 July 2024

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