Heterotis canescens (E. Mey. ex R.A. Graham) Jacq.-Fél.

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Heterotis canescens

Photo: Bart Wursten
Upper Jizira Valley, Mt Gorongosa

Heterotis canescens

Photo: Bart Wursten
Upper Jizira Valley, Mt Gorongosa

Heterotis canescens

Photo: Bart Wursten
Along path to Mt Binga above Nhamadzi River crossing, Chimanimani National Reserve

Heterotis canescens

Photo: Bart Wursten
Along path to Mt Binga above Nhamadzi River crossing, Chimanimani National Reserve

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Synonyms: Dissotis canescens (R. A. Graham) Hook. f.
Dissotis incana (Naudin) Triana
Osbeckia canescens E. Mey. ex R.A. Graham
Common names: Marsh dissotis (English)
Frequency: Common
Status: Native
Perennial herb with annual stems up to 1.5 m tall, usually smaller. Stems unbranched or sparsely branched, purple-red, 4-angled, hairy. Leaves opposite, linear-oblong to ovate-oblong, up to 7.5 cm long, dark green or purple-brownish green above, greyish green below, 3-5- veined from the base; margin entire or rarely finely serrate. Flowers in dense clusters in the upper leaf axils, together forming compact terminal heads, pink to bright purple. Anthers dimorphous. Fruit c. 7 × 5.5 mm, crowned by the persistent sepals.
Derivation of specific name: canescens: becoming greyish, referring to the whitish hairs covering parts of the plant.
Habitat: In marshy areas, vleis and along streams, often forming extensive colonies in suitable habitat.
Altitude range: Up to 1660 m
Flowering time:Dec - Mar
Worldwide distribution: Widespread in tropical and South Africa
Mozambique distribution: N,Z,T,MS,M
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Wednesday 26 February 2020

Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 56 - 57. as Dissotis canescens (Includes a picture).

Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 22. As Dissortis canescens

Fernandes, R. & A. (1961). Contribution to the knowledge of the MELASTOMATOIDEAE of the Federation of Rhodesia and Nyasaland Kirkia 1 Pages 73 - 74. as Dissotis canescens

Fernandes, R. & A. (1978). Melastomataceae Flora Zambesiaca 4 Pages 251 - 252. As Dissotis canescens

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 61. as Dissotis canescens

Plowes, D.C.H. & Drummond, R.B. (1990). Wild Flowers of Zimbabwe. Revised edition. Longman, Zimbabwe. No. 85, plate 116

Strugnell, A.M. (2006). A Checklist of the Spermatophytes of Mount Mulanje, Malawi Scripta Botanica Belgica 34 National Botanic Garden of Belgium Pages 119 - 120. as Dissotis canescens

Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 95.

Other sources of information about Heterotis canescens:

Our websites:

Flora of Malawi: Heterotis canescens
Flora of Zambia: Heterotis canescens
Flora of Zimbabwe: Heterotis canescens

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave 2007-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Mozambique: Species information: Heterotis canescens.
https://www.mozambiqueflora.com/speciesdata/species.php?species_id=142520, retrieved 18 May 2024

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