Xyris rubella Malme

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Synonyms:
Common names:
Frequency:
Status: Native
Description:
Small annual herb, mostly less than 25 cm high, growing in loose tufts. Leaves in two rows, mostly 2-6 cm long, hairless but finely wrinkled. Peduncle mostly up to 20 cm long, 2-winged, especially towards the apex, finely wrinkled. Inflorescence subglobose, c. 3 mm in diameter. Sterile bracts smooth, wine-red to reddish-brown; fertile bracts keeled, pale brown with a darker keel. Lateral sepals folded, pale brown. Corolla with tube 2 mm long and lobes suborbicular, c. 1.8 mm wide, yellow.
Type location:
Syntypes from Tanzania and Namibia
Notes: See Xyris schliebenii for comparison.
Derivation of specific name:
Habitat: In shallow soils on rocky outcrops and among clumps of grass in seasonally wet grassland, often growing together with other Xyris and Eriocaulon spp.
Altitude range: 300 - 1700 m
Flowering time:
Worldwide distribution: Widespread in tropical Africa.
Zambian distribution (Flora Zambesiaca): N,W,C
Zambian distribution (Provinces): Nw,C
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Lock, J.M. (2010). Xyridaceae Flora Zambesiaca 13(4) Pages 29 - 30.

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 112.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 149.

Other sources of information about Xyris rubella:

Our websites:

Flora of Botswana: Xyris rubella
Flora of Malawi: Xyris rubella
Flora of Mozambique: Xyris rubella
Flora of Zimbabwe: Xyris rubella

External websites:

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


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-19

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2019). Flora of Zambia: Species information: Xyris rubella.
https://www.zambiaflora.com/speciesdata/species.php?species_id=112280, retrieved 22 May 2019

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