Eragrostis botryodes Clayton

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Synonyms: Eragrostis atrovirens var. congesta Robyns & Tournay
Common names:
Caespitose perennial without rhizomes or stolons; culms slender, up to 90 cm tall, erect, unbranched, glabrous at the nodes, eglandular; basal leaf sheaths glabrous, chartaceous, terete, eglandular, persistent; ligule a line of hairs; leaf laminas 10–30 cm × 2–4 mm, linear, flat or involute, glabrous or ciliate below, eglandular.Panicle 4–20 cm long, ovate or oblong, open, the spikelets densely clustered along the distal half of the primary branches on pedicels 0.5–2.5 mm long, the primary branches not in whorls, terminating in a fertile spikelet, glabrous in the axils, eglandular.Spikelets 3–7(12) × 1.5–2.5 mm, narrowly ovate-oblong, laterally compressed, 6–20-flowered, the florets disarticulating from below upwards, the rhachilla persistent; glumes subequal, 0.8–1.7 mm long, reaching about 2/3 the way along the adjacent lemmas, keeled, lanceolate in profile, glabrous, acute or subacute at the apex; lemmas 1.7–2.5 mm long, keeled, ovate in profile, membranous with distinct lateral nerves, diverging from the rhachilla at less than 45°, those in opposite rows imbricate and concealing the rhachilla, very dark green, glabrous, subacute at the apex; palea deciduous with or soon after the lemma, glabrous on the flanks, the keels slender, wingless, pubescent; anthers 3, 0.5–1 mm long.Caryopsis c. 0.7 mm long, elliptic.
Type location:
Derivation of specific name:
Habitat: Dambos, swampy river banks and watershed grassland
Altitude range: 850 - 1680 m
Flowering time:
Worldwide distribution: Tropical Africa, mainly in the east
Zambian distribution (Flora Zambesiaca): N,W,E
Zambian distribution (Provinces): Nw,E
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 345.

Cope, T.A. (1999). Poaceae Flora Zambesiaca 10(2) Pages 111 - 112.

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 103.

Poilecot, P. (2007). Eragrostis species of Zimbabwe Éditions Quae,Versailles, France Pages 134 - 135. (Includes a picture).

Other sources of information about Eragrostis botryodes:

Our websites:

Flora of Malawi: Eragrostis botryodes
Flora of Zimbabwe: Eragrostis botryodes

External websites:

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

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-23

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2023). Flora of Zambia: Species information: Eragrostis botryodes., retrieved 26 March 2023

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