1358.000 Costus L.

Description of the genus

Rhizomatous perennial herbs. Leaves spirally arranged on a true aerial stem (afer), or 4 in a cross-shaped rosette appressed to the ground (macranthus and spectabilis). Inflorescence usually condensed into subspherical cone-like spikes either terminal or arising from the rhizome. Petals 3. Labellum petaloid. Fruit a berry, crowned by the persistent calyx.

Worldwide: c. 110 species in the tropics; c. 25 in tropical Africa.

Zambia: 4 taxa.

Costus spectabilis

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

SpeciesFZ divisionsProvincesContent
macranthus K. Schum.N,ECb,EImage
sarmentosus Bojer Lp,N
sp. A N,W,C
spectabilis (Fenzl) K. Schum.N,W,C,E,SNw,CbDescription, Image

Other sources of information about Costus:

Our websites:

Flora of Malawi: Costus
Flora of Mozambique: Costus
Flora of Zimbabwe: Costus
Flora of Zimbabwe: cultivated Costus

External websites:

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

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-21

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2021). Flora of Zambia: Genus page: Costus.
https://www.zambiaflora.com/speciesdata/genus.php?genus_id=398, retrieved 24 January 2021

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