Sorghastrum incompletum (Presl) Nash
var. bipennatum (Hack.) P.D. Davila

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Synonyms: Andropogon bipennatus Hack.
Sorghastrum bipennatum (Hack.) Pilg.
Sorghum bipennatum (Hack.) Kuntze
Common names:
Weak annual up to 150 cm high (rarely as much as 200 cm), often decumbent and rooting at the lower nodes and with short stilt roots; culms simple, the nodes shortly pilose; ligule a tough membrane; leaf laminas up to 30 cm × 3–10 mm, linear-lanceolate. Panicle loose, narrowly lanceolate; racemes reduced to a single sessile spikelet, always accompanied by 2 barren pilose pedicels c. 4 mm long. Spikelets 4–5.5 mm long, narrowly ovate, golden, paleate; callus rounded, without a noticeable fringe of hairs; inferior glume ovate, coriaceous, pilose on the back with white hairs; superior glume smooth on the back; inferior floret empty, the lemma hyaline, ciliate along the margins; superior floret bisexual, the lemma bilobed, sometimes inconspicuously so, awned; awn c. 40 mm long, bigeniculate, scabrid along the column, otherwise smooth; anthers not seen.
Derivation of specific name:
Habitat: Wooded grasslands
Altitude range: (metres) 1000 - 1600 m
Flowering time:
Worldwide distribution: Tropical Africa
Zimbabwe distribution: N,C,E
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Cope, T.A. (2002). Poaceae Flora Zambesiaca 10(4) Pages 28 - 30. (Includes a picture).

Jackson, G. & Wiehe, P.O. (1958). An Annotated Check List of Nyasaland Grasses The Government Printer, Zomba, Nyasaland Page 60. As Sorghastrum bipennatum

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 110.

Setshogo, M.P. (2000). Notes on the grass subtribe Sorghinae (Poaceae: Andropogoneae) in the Flora Zambesiaca area Kirkia 17(2) Page 137.

Other sources of information about Sorghastrum incompletum var. bipennatum:

Our websites:

Flora of Malawi: Sorghastrum incompletum var. bipennatum
Flora of Mozambique: Sorghastrum incompletum var. bipennatum
Flora of Zambia: Sorghastrum incompletum var. bipennatum

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Sorghastrum incompletum var. bipennatum., retrieved 23 April 2024

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