7561.000 Torenia L.

Leistner, O.A. (ed.) (2000) Seed plants of southern Africa: families and genera Strelitzia 10

Description of the genus

Annual, sometimes aquatic, herbs. Stems 4-angled. Leaves opposite, decussate, the leaf venation pinnate. Flowers axillary, usually borne 2-6 together in fascicles or on minute branches, sometimes solitary. Bracts present, linear. Calyx 2-lipped and 5-lobed, prominently winged along the veins in fruit. Corolla 2-lipped and 4-lobed; tube cylindric below, slightly wider above; upper lip entire; lower lip larger with 3 subequal lobes. Stamens 4, fertile, didynamous. Nectary present, prominent, saucer-shaped. Ovary 2-locular, with hairs at the apex; locules with unicellular hairs inside; ovules many. Fruit a septicidal or poricidal capsule. Seeds numerous, small, with thickening of some epidermis cell walls.

Worldwide: c. 40 species in the tropics, occurring mainly in Africa, SE Asia and the Indian Ocean islands.

Zimbabwe: 1 cultivated taxon.

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

fournieri E. Fourn.

Other sources of information about Torenia:

Our websites:

Flora of Botswana: Torenia
Flora of Malawi: Torenia
Flora of Mozambique: Torenia
Flora of Zambia: Torenia
Flora of Zimbabwe: Torenia

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-22

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2022). Flora of Zimbabwe: Cultivated plants: genus page: Torenia.
https://www.zimbabweflora.co.zw/cult/genus.php?genus_id=1281, retrieved 21 May 2022

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