African Plant Database

Commelina diffusa Burm. f.
Protologue : Fl. Ind. (N. L. Burman)1 18, t. 7. f. 2 (1768)
Information on the genus : Commelina
Status for MA : accepted (naturalised)
Status for NA : accepted (introduced)
Status for TA : accepted (naturalised)
Synonym(s) Homotypic
 Commelina diffusa Burm. f. subsp. diffusa
Synonym(s) Heterotypic
=Commelina diffusa var. major
=Commelina diffusa var. cordispatha Rohweder
=Commelina werneana Hassk.
Taxon infra-specific
Commelina diffusa Burm. f. subsp. diffusa
Commelina diffusa subsp. montana J.K. Morton
Commelina diffusa subsp. violacea Faden (2003)
Ecology and distribution
Trop. Afr.
Biology : Annual or perennial hygrophilous spreading nearly hairless herb 0,15-1,5 m long sometimes covering large stretches of ground with creeping stems forming short erect side branches, rooting at nodes
  see more in the book
Ecology : Forest with Podocarpus latifolius, Olea capensis, Syzygium guineense in deep shade on floor; forest edge; farmbush; edges of swamps and drainage ditches; wet or inundated soils under light or slight shade; sandy banks; meadows, plantations; 1-2400 m alt.
  Comprises 3 subspp. in our area (cf. above): - subsp. diffusa; - subsp. montana in WC Africa (from Nigeria to Equat. Guinea); - subsp. X sensu Faden in Zimbabwe, S. Africa
  Bioko/Fernando Poo, S. Tomé, Príncipe, Annobon; Cape Verde Isl., Canary Isl.; S. Africa, Namibia, Botswana, Swaziland; Madagascar (subsp. violacea Faden), Mascarene Isl.; tropical and subtropical Asia, Korea, Pacific Isl., tropical America

Bibliography for Tropical Africa :
  • Peyre de Fabrègues B. & J. P. Lebrun (1976). Catalogue des plantes vasculaires du Niger. Maison Alfort
  • Boudet G. & J.P. Lebrun (1986). Catalogue des plantes vasculaires du Mali. Etudes et Synthèses IEMVT 16
  • Hedberg, I., S. Edwards & al. (eds) (1997). Flora of Ethiopia and Eritrea 6: 363
  • Pl. Mt Cameroon : 151 (1998).
  • Cheek M., B.J. Pollard, I. DArbyshire & J.-M. Onana (2004). The Plants of the Kupe, Mwanenguba & Bakossi Mountains, a Cameroon: Conservation Checklist Royal Botanic Gardens, Kew
  • Fl. anal. Bénin : 75 (2006).
  • Checklist Commel. Equat. Guinea : 111 (2009).
  • Fl. Rép. Guinée : t.475 (2009).
  • Fl. Trop. E. Afr., Commelinaceae Commel.: 140 (2012)
  • Cat. Pl. Vasc. Burkina Faso:37 (2012)
  • Darbyshire, I. Kordofami, M. & al. (2015). The plants of Sudan and South Sudan, An annoted checklist. Kew Publishing
  • César J. & C. Chatelain (2019). Flore illustrée du Tchad. Conservatoire et Jardin botaniques de Genève, Coopération Suisse & Univ. N'Djaména

Bibliography for North Africa :
  • Sommerfeltia 17: 1-295 (1993).
  • List Fungi, Fl. Fau. Madeira Selv. Arch. : 203 (2008).

Bibliography other :
  • Vasc. Pl. Dzanga-Sangha Res. : 223 (2002).
  • Sosef & al (2006). Check-list des Plantes Vasculaires du Gabon.
  • Field guide Pl. Nyungwe Natl. Park Rwanda : 603 (2008).
  • Guide Florist. Parc. Natl. Cantanhez (Guin-Bissau) : t. 715 (2010).
  • Hassemer G. (2020). Further cleaning of the name pool in the New World Commelina (Commelinaceae), and notes on the African C. aquatica. Phytotaxa 435(2): 104 
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see under African Plants - a Photo Guide
see under Missouri Botanical Garden
see under Herbarium, North Africa MPU
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Record n°156464
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