Vernonia glabra (Steetz) Vatke
var. laxa (Steetz) Brenan

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Vernonia glabra var. laxa

Photo: Bart Wursten
Island 1, Katombora, Zambezi

Vernonia glabra var. laxa

Photo: Bart Wursten
Island 1, Katombora, Zambezi

Vernonia glabra var. laxa

Photo: Bart Wursten
Island 1, Katombora, Zambezi

Vernonia glabra var. laxa

Photo: Mike Bingham

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Linzia gerberiformis (Oliv. & Hiern) H. Rob.
Linzia glabra Steetz var. laxa (Steetz) Brenan
Common names:
Frequency: Local
Status: Native
Description:
This variety can be distinguished from var. glabra by the more lax inflorescences, longer peduncles, and shorter phyllaries. It is a generally less robust plant.
Notes: The western variant (see photos) differs somewhat from the one found in the south-eastern lowveld and may prove to be taxonomically distinct (G.V. Pope in FZ VI-1, 91).
Derivation of specific name: glabra: hairless; laxa: open, loose, lax
Habitat: Found at lower altitudes, growing in sandy or heavy clay alluvial soils on flood plains.
Altitude range: (metres)
Flowering time:
Worldwide distribution:
Zimbabwe distribution: N,C,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 37. (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 29.

Pope, G.V. (1992). Compositae Flora Zambesiaca 6(1) Pages 88 - 91.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 39.

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 201. as Vernonia glabra


Other sources of information about Vernonia glabra var. laxa:

Our websites:

Flora of Botswana: Vernonia glabra var. laxa
Flora of Caprivi: Vernonia glabra var. laxa
Flora of Malawi: Vernonia glabra var. laxa
Flora of Mozambique: Vernonia glabra var. laxa
Flora of Zambia: Vernonia glabra var. laxa

External websites:

African Plants: A Photo Guide (Senckenberg): Vernonia glabra
African Plant Database: Vernonia glabra
Biodiversity Explorer (Biodiversity of southern Africa): Vernonia glabra
BHL (Biodiversity Heritage Library): Vernonia glabra
EOL (Encyclopedia of Life): Vernonia glabra
ePIC (electronic Plant Information Center): Vernonia glabra
Flora Zambesiaca web site: Vernonia glabra
GBIF (Global Biodiversity Information Facility): Vernonia glabra
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Vernonia glabra
IPNI (International Plant Names Index): Vernonia glabra
Ispot Southern Africa: Vernonia glabra
JSTOR Plant Science: Vernonia glabra
Kew Herbarium catalogue: Vernonia glabra
Mansfeld World Database of Agricultural and Horticultural Crops: Vernonia glabra
The Plant List (version 1.1): Vernonia glabra
Tropicos: Vernonia glabra


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-19

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2019). Flora of Zimbabwe: Species information: Vernonia glabra var. laxa.
https://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=158310, retrieved 21 July 2019

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