3536.020 Senna Mill.

CASSIA L. p.p.

Description of the genus

Unarmed trees, shrubs, subshrubs or herbs. Leaves paripinnate, often with spherical to clavate or cylindric glands on petiole and/or rhachis. Flowers in racemes; pedicels without bracteoles. Sepals 5. Petals 5, yellow. Stamens usually 10; filaments straight, shorter than or not over twice as long as the basifixed anthers. Pods (in ours) shorter than in Cassia, i.e. less than 30 cm, terete or flattened, indehiscent or tardily dehiscent, valves not twisting.

Worldwide: c.240 species, pantropical, most numerous in the New World

Zimbabwe: 16 cultivated taxa.

Insects associated with this genus:
Rhodogastria amasis (Tri-coloured tiger) Food plant
Senna pendula var. glabrata

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

alata (L.) Roxb.Description, Image
artemisioides (DC.) Randell
bacillaris (L.f.) H.S. Irwin & Barneby
bicapsularis (L.) Roxb.Description, Image
corymbosa (Lam.) H.S. Irwin & Barneby
didymobotrya (Fresen.) H.S. Irwin & BarnebyDescription, Image
floribunda (Cav.) H.S. Irwin & Barneby
macranthera (Collad.) H.S. Irwin & Barneby var. micans (Nees) H.S. Irwin & Barneby
multijuga (Rich.) H.S. Irwin & Barneby
pendula (Willd.) H.S. Irwin & Barneby var. glabrata (Vogel) H.S. Irwin & BarnebyDescription, Image
petersiana (Bolle) LockDescription, Image
septemtrionalis (Viv.) H.S. Irwin & BarnebyDescription, Image
siamea (Lam.) H.S. Irwin & BarnebyDescription, Image
singueana (Delile) LockDescription, Image
spectabilis (DC.) H.S. Irwin & BarnebyImage
surattensis (Burm. f.) H.S. Irwin & Barneby

Other sources of information about Senna:

Our websites:

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

External websites:

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

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: Senna.
https://www.zimbabweflora.co.zw/cult/genus.php?genus_id=695, retrieved 30 November 2023

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