Coleus lasianthus Gürke

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Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma

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Synonyms:	Coleus decumbens Gürke Coleus menyharthi Briq. Coleus tetensis Baker Coleus vagatus E.A. Bruce Plectranthus lasianthus (Gürke) Vollesen Plectranthus tetensis (Baker) Agnew
Common names:
Frequency:
Status:	Native
Description:	Somewhat scrambling aromatic perennial, often mat-forming. Stems up to 50 cm long, succulent, 4-angled, often rooting at the nodes, densely covered with glandular and eglandular hairs and red sessile glands. Leaves opposite, spreading, succulent, elliptic, rhombic or obovate, 10-35 mm long, same hairs and glands as the stems; margin serrate, sometimes slightly rolled under; petiole 0-5 mm. Inflorescence dense spike-like with closely touching or slightly separated 6-flowered verticils; bracts succulent, persistent, erect or soon spreading, elliptic or oblong, c. 10 mm long, often reddish on the margins. Calyx 3 mm long hairy and with sessile glands. Corolla white marked blue, blue or purple, 11-18 mm long with red sessile glands and scattered hairs on the lobes; lower lip 6-10 mm long, horizontal, boat-shaped almost enclosing the stamens.
Type location:	Tanzania
Notes:
Derivation of specific name:
Habitat:
Altitude range: (metres)
Flowering time:	Mar - Jun
Worldwide distribution:	Ethiopia, Uganda, Kenya, Tanzania, Malawi, Mozambique, Zambia Zambabwe, Botswana, Caprivi-Namibia, Eswatini, South Africa and Madagascar.
FZ divisions:	N
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Bandeira, S., Bolnick, D. & Barbosa, F. (2007). Wild Flowers of Southern Mozambique Universidade Eduardo Mondlane, Maputo, Mozambique Pages 177 - 178. As Plectranthus tetensis (Includes a picture). Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 44. As Plectranthus tetensis 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 78. as Plectranthus tetensis Fabian, A. & Germishuizen, G. (1997). Wild Flowers of Northern South Africa. Fernwood Press, Vlaeburg. Pages 356 - 357. as Plectranthus tetensis (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 56. as Plectranthus tetensis Ntore, S. & al. (2024). Checklist of the vascular plants of Burundi Page 146. Paton, A.J. et al. (2013). Lamiaceae Flora Zambesiaca 8(8) Pages 275 - 278. as Plectranthus lasianthus (Includes a picture). Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 70. as Plectranthus tetensis Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 476 - 477. as Plectranthus tetensis (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 79. as Plectranthus tetensis Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 216. as Plectranthus tetensis

Other sources of information about Coleus lasianthus:

Our websites:

Flora of Burundi: Coleus lasianthus
Flora of Caprivi: Coleus lasianthus
Flora of Malawi: Coleus lasianthus
Flora of Mozambique: Coleus lasianthus
Flora of Zambia: Coleus lasianthus
Flora of Zimbabwe: Coleus lasianthus

External websites:

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