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 taxa.

Ruellia cordata

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

SpeciesFZ divisionsContent
bignoniiflora (Lindau) S. MooreN,SDescription, Image
cordata Thunb.N,W,C,E,SDescription, Image
patula Jacq.W,C,E,SDescription, Image
prostrata Poir.N,W,C,E,SDescription, Image

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 Zambia: cultivated 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: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Genus page: Ruellia.
https://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=1337, retrieved 19 June 2024

Site software last modified: 12 October 2020 10:31pm (GMT +2)
Terms of use