4726.000 Cardiospermum L. - Heart-seeds

Description of the genus

Annual or perennial climbing herbs, stems ridged. Stipules small, caducous. Leaves alternate, compound (2-ternate to apparently pinnate). Inflorescence axillary, at the apex of a relatively long peduncle, with a pair of coiled tendrils just below. Flowers zygomorphic. Bracts minute. Sepals 4; lateral small, the other 2 larger. Petals 4. Stamens 8. Ovary 3-locular. Fruit an inflated membranous capsule. Seed black with a white, ovate to reniform (sometimes ± heart-shaped) hilum.

Derivation of name: Cardio: heart, spermum: a seed, referring to the heart-shaped hilum on the seed

Worldwide: 14 spp, mainly tropical America, but with 3 spp. widespread in the tropics.

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

grandiflorum Sw.Description, Image

Other sources of information about Cardiospermum:

Our websites:

Flora of Botswana: Cardiospermum
Flora of Caprivi: Cardiospermum
Flora of Malawi: Cardiospermum
Flora of Mozambique: Cardiospermum
Flora of Zambia: Cardiospermum
Flora of Zimbabwe: Cardiospermum

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-23

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2023). Flora of Zimbabwe: Cultivated plants: genus page: Cardiospermum.
https://www.zimbabweflora.co.zw/cult/genus.php?genus_id=900, retrieved 10 June 2023

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