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.

Zimbabwe: 4 cultivated taxa.

No image of a cultivated species but there is an image of a native or naturalised species

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

brevifolia (Pohl) Ezcurra
elegans Poir.
portellae Hook. f.
simplex C. Wright

Other sources of information about Ruellia:

Our websites:

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

External websites:

ePIC (electronic Plant Information Center): Ruellia
Flora Zambesiaca web site: Ruellia
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Ruellia
Wikipedia: Ruellia
IPNI (International Plant Names Index): Ruellia
Kew Herbarium catalogue: Ruellia

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-21

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2021). Flora of Zimbabwe: Cultivated plants: genus page: Ruellia.
https://www.zimbabweflora.co.zw/cult/genus.php?genus_id=1337, retrieved 24 July 2021

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