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: 150 species in the tropics; c. 25 in tropical Africa.

Zimbabwe: 4 taxa.

Costus afer

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

SpeciesFZ divisionsContent
afer Ker Gawl.[VU]EDescription, Image
macranthus K. Schum.N,E
spectabilis (Fenzl) K. Schum.N,EDescription, Image
subbiflorus K. Schum.E

Other sources of information about Costus:

Our websites:

Flora of Malawi: Costus
Flora of Mozambique: Costus
Flora of Zambia: 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
IPNI (International Plant Names Index): Costus
Kew Herbarium catalogue: Costus
Kew Monocotyledon checklist: Costus

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Genus page: Costus.
http://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=398, retrieved 1 October 2016

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