Pseuderanthemum subviscosum (C.B. Clarke) Stapf

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Pseuderanthemum subviscosum

Picture: Bart Wursten
Forest below Castleburn Cliffs, Vumba

Pseuderanthemum subviscosum

Picture: Bart Wursten
Forest below Castleburn Cliffs, Vumba

Pseuderanthemum subviscosum

Picture: Bart Wursten
Chirinda Forest

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Synonyms: Eranthemum subviscosum C.B. Clarke
Pseuderanthemum tunicatum sensu Milne-Redh.
Common names:
Status: Native
Shrubby perennial herb up to 2 m but usually much less, occurring in the understorey of evergreen forest. Leaves opposite, thinly textured, dark green, elliptic, base tapering into the petiole; margin entire. Flowers in terminal spike-like inflorescences. Corolla 2-lipped with a long narrow tube, white or pale mauve.
Type location:
Derivation of specific name:
Habitat: Understorey of evergreen forest
Altitude range:
Flowering time:Aug - Oct
Worldwide distribution: Angola, Cameroon, Gabon, Congo-Brazzaville, CAR, DRC, Uganda, Sudan, Ethiopia, Kenya, Tanzania, Malawi, Mozambique, Zambia, Zimbabwe, South Africa, Madagascar and Comoro Islands.
Zambian distribution (Flora Zambesiaca): N
Zambian distribution (Provinces): N
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Champluvier, D. (2002). Contribution to the study of the genus Pseuderanthemum (Acanthaceae) in tropical Africa (in French) Pages 36 - 39. as Pseuderanthemum albo-coeruleum subsp. robustum (Includes a picture).

Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 45.

Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 19.

Darbyshire, I., Vollesen, K. & Kelbessa, E. (2010). Acanthaceae (Part 2) Flora of Tropical East Africa Royal Botanic Gardens, Kew. Pages 480 - 481.

Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Acanthaceae (Part 2) Flora Zambesiaca 8(6) Pages 131 - 133. (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 14.

Strugnell, A.M. (2006). A Checklist of the Spermatophytes of Mount Mulanje, Malawi Scripta Botanica Belgica 34 National Botanic Garden of Belgium Page 35.

Timberlake, J.R., Bayliss, J., Dowsett-Lemaire, F., Congdon, C., Branch, B., Collins, S., Curran, M., Dowsett, R,J., Fishpool, L., Francisco, J., Harris, Kopp, M. & de Sousa, C. (2012). Mt Mabu, Mozambique: Biodiversity and Conservation Report produced under the Darwin Initiative Award 15/036. Royal Botanic Gardens, Kew, London Page 72.

Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 87.

Other sources of information about Pseuderanthemum subviscosum:

Our websites:

Flora of Malawi: Pseuderanthemum subviscosum
Flora of Mozambique: Pseuderanthemum subviscosum
Flora of Zimbabwe: Pseuderanthemum subviscosum

External websites:

African Plants: A Photo Guide (Senckenberg): Pseuderanthemum subviscosum
African Plant Database: Pseuderanthemum subviscosum
BHL (Biodiversity Heritage Library): Pseuderanthemum subviscosum
EOL (Encyclopedia of Life): Pseuderanthemum subviscosum
GBIF (Global Biodiversity Information Facility): Pseuderanthemum subviscosum
Google: Web - Images - Scholar
iNaturalist: Pseuderanthemum subviscosum
IPNI (International Plant Names Index): Pseuderanthemum subviscosum
JSTOR Plant Science: Pseuderanthemum subviscosum
Mansfeld World Database of Agricultural and Horticultural Crops: Pseuderanthemum subviscosum
Plants of the World Online: Pseuderanthemum subviscosum
Tropicos: Pseuderanthemum subviscosum
Wikipedia: Pseuderanthemum subviscosum

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-24

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2024). Flora of Zambia: Species information: Pseuderanthemum subviscosum., retrieved 19 May 2024

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