Eragrostis gangetica (Roxb.) Steud.

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Synonyms: Eragrostis sp. (Tyrer 489) of Simon
Poa gangetica Roxb.
Common names:
Frequency:
Status: Native
Description:
Loosely to densely caespitose annual; culms up to 75 cm tall, erect, decumbent or ascending, branched or unbranched, glabrous at the nodes, eglandular; leaf sheaths glabrous; ligule a line of hairs; leaf laminas 3–15 cm × 1–3 mm, linear, flat or involute, glabrous, eglandular.Panicle 6–20 cm long, ovate, open or occasionally contracted, the branches and branchlets usually filiform and flexuous, the spikelets ± evenly distributed on filiform pedicels 3–15 mm long, the primary branches not in whorls, terminating in a fertile spikelet, glabrous in the axils, eglandular.Spikelets 3–10 × 1–1.5 mm, narrowly oblong, laterally compressed, 6–35-flowered, the florets disarticulating from below upwards, the rhachilla persistent; glumes subequal, 0.6–1.8 mm long, reaching to about the middle of the adjacent lemmas, keeled, lanceolate in profile, glabrous, acute at the apex; lemmas 1.2–1.7 mm long, keeled, narrowly ovate in profile, thinly membranous with distinct lateral nerves, diverging from the rhachilla at 45°, those in opposite rows not imbricate, the rhachilla visible between them, greyish-green or tinged with pink, glabrous, acute to subacute at the apex; palea deciduous soon after the lemma, glabrous on the flanks, the keels slender, wingless, scaberulous; anthers 2, c. 0.2 mm long.Caryopsis 0.4–0.6 mm long, oblong-elliptic to subrotund.
Notes:
Derivation of specific name: gangetica: of the Ganges R., India
Habitat: Dambo and floodplain grassland, pan margins and sand banks along rivers, and in mopane and mixed deciduous woodlands on sandy soils; also in disturbed ground at roadsides
Altitude range: 490 - 1770 m
Flowering time:
Worldwide distribution: India, throughout tropical Africa
Malawi 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:

Cope, T.A. (1999). Poaceae Flora Zambesiaca 10(2) Pages 105 - 106.

Jackson, G. & Wiehe, P.O. (1958). An Annotated Check List of Nyasaland Grasses The Government Printer, Zomba, Nyasaland Page 39.

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 104.

Poilecot, P. (2007). Eragrostis species of Zimbabwe Éditions Quae,Versailles, France Pages 120 - 121. (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 136.

Other sources of information about Eragrostis gangetica:

Our websites:

Flora of Botswana: Eragrostis gangetica
Flora of Caprivi: Eragrostis gangetica
Flora of Mozambique: Eragrostis gangetica
Flora of Zambia: Eragrostis gangetica
Flora of Zimbabwe: Eragrostis gangetica

External websites:

African Plants: A Photo Guide (Senckenberg): Eragrostis gangetica
African Plant Database: Eragrostis gangetica
BHL (Biodiversity Heritage Library): Eragrostis gangetica
EOL (Encyclopedia of Life): Eragrostis gangetica
ePIC (electronic Plant Information Center): Eragrostis gangetica
Flora Zambesiaca web site: Eragrostis gangetica
GBIF (Global Biodiversity Information Facility): Eragrostis gangetica
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Eragrostis gangetica
iNaturalist: Eragrostis gangetica
IPNI (International Plant Names Index): Eragrostis gangetica
JSTOR Plant Science: Eragrostis gangetica
Kew Herbarium catalogue: Eragrostis gangetica
Kew Monocotyledon checklist: Eragrostis gangetica
Mansfeld World Database of Agricultural and Horticultural Crops: Eragrostis gangetica
Plants of the World Online: Eragrostis gangetica
Tropicos: Eragrostis gangetica
Wikipedia: Eragrostis gangetica


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-21

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2021). Flora of Malawi: Species information: Eragrostis gangetica.
https://www.malawiflora.com/speciesdata/species.php?species_id=104870, retrieved 28 September 2021

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