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This species is accepted, and its native range is W. & W. Central Tropical Africa.
A specimen from Kew's Herbarium

[FWTA]

Acanthaceae, H. Heine. Flora of West Tropical Africa 2. 1963

Morphology General Habit
Creeping herb rooting at the nodes, densely hairy,
Morphology Leaves
The leaves with few nerves prominent beneath
Morphology Reproductive morphology Flowers
Usually solitary narrow-tubular white flowers 1 1/2 in. long.

Native to:

Cameroon, Congo, Gabon, Guinea, Ivory Coast, Liberia

Physacanthus nematosiphon (Lindau) Rendle & Britten appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Chevalier, A. [19670], Ivory Coast K000394230 isotype

First published in J. Bot. 47: 378 (1909)

Accepted by

  • Hepper, F.N. (ed.) (1963). Flora of West Tropical Africa, ed. 2, 2: 1-544.
  • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Literature

Flora of West Tropical Africa

  • Britten in J. Bot. 47: 378 (1909)
  • Hallé in Adansonia, n. sér. 1: 343 (1962, dated 1961).

Kew Backbone Distributions

  • Hepper, F.N. (ed.) (1963). Flora of West Tropical Africa, ed. 2, 2: 1-544.
  • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Flora of West Tropical Africa
Flora of West Tropical Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0