896.000 Commelina L.

Description of the genus

Annual or perennial herbs. Underground stolons sometimes bearing cleistogamous flowers. Flowers in one or two 1-6-flowered cymes enclosed in a spathe. Upper cyme 1-(-3)-flowered, usually male, exserted on a long peduncle, sometimes rudimentary or 0. Lower cyme included, borne on a short peduncle; flowers 2-6, all bisexual or some male, just exserted at flowering time. Flowers open in morning, soon deliquescent. Petals 3, free; upper 2 flat, variously coloured, the lower reduced, often colourless. Stamens 3, lower fertile, upper 3 staminodes, reduced. Ovary (2-)3-locular. Fruit a capsule.

Derivation of name: Named after Kaspar (1667-1731) and Johann (1629-1698) Commelin, Dutch botanists.

Worldwide: c. 170 species in tropical and warm regions

Zimbabwe: 20 taxa.

Commelina africana

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

SpeciesFZ divisionsContent
africana L.N,W,C,E,SDescription, Image
aspera Benth.N,W,C
benghalensis L.N,W,C,E,SDescription, Image
bracteosa Hassk.N,W,C,E,S
diffusa Burm. f. subsp. diffusa N,W,C,EDescription, Image
diffusa Burm. f. subsp. scandens (Welw. ex C.B.Clarke) Oberm.N,S
eckloniana KunthN,W,C,S
erecta L.N,W,C,E,S
fluviatilis BrenanW
forskaolii VahlN,W,SDescription, Image
kotschyi Hassk.W,S
neurophylla C.B. ClarkeE
nigritana Benth. var. nigritana N
nyasensis C.B. ClarkeN
petersii Hassk.S
schweinfurthii C.B.Clarke subsp. ceciliae (C.B. Clarke) FadenN,W,C,EImage
sp. A sensu FadenW
subulata RothN,W,C,E,SDescription, Image
welwitschii C.B.ClarkeN,W,C,E,SDescription, Image
zambesica C.B.ClarkeN,W,C,E,S

Other sources of information about Commelina:

Our websites:

Flora of Botswana: Commelina
Flora of Caprivi: Commelina
Flora of Malawi: Commelina
Flora of Mozambique: Commelina
Flora of Zambia: Commelina

External websites:

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

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: Commelina.
http://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=315, retrieved 26 July 2016

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