Ischaemum afrum (J.F.Gmel.) Dandy
  • Fl. Pl. Sudan


Cite taxon page as 'WFO (2020): Ischaemum afrum (J.F.Gmel.) Dandy. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000876100. Accessed on: 02 Jun 2020'

Morphology

Perennial 60–90 cm. high

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Hairiness of spikelets varies considerably, from almost glabrous to densely villous.

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Sessile spikelet 5–8 mm long, lanceolate; inferior glume chartaceous, 2-keeled along its whole length, concave between the keels, glabrous to villous on the back, wingless; superior lemma with an awn 5–20 mm long.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Inflorescence terminal, of (1)2–5 (rarely more) subdigitate racemes, each 6–20 cm long; rhachis internodes and pedicels glabrous to villous, yellowish to purple, subequal, the internodes clavate, the pedicels subinflated.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Densely caespitose perennial with scaly rhizome; culms up to 200 cm high; leaf laminas 10–50 cm × 3–10 mm, glaucous, prominently nerved, tapering to a setaceous point.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Pedicelled spikelet 1–6 mm long, awnless or rarely awned from the superior lemma.

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Fig. 175.

  • Provided by: [D].Plants Of the World Online Portal - FTEA
    • Source: [
    • 8
    • ]. 

    Sessile spikelet lanceolate, 5–8 mm. long; lower glume chartaceous, 2-keeled along its length, concave between the keels, glabrous to villous, wingless; upper lemma with an awn 5–20 mm. long.

  • Provided by: [D].Plants Of the World Online Portal - FTEA
    • Source: [
    • 8
    • ]. 

    Pedicelled spikelet 1–6 mm. long, awnless or rarely awned from the upper lemma.

  • Provided by: [D].Plants Of the World Online Portal - FTEA
    • Source: [
    • 8
    • ]. 

    Leaf-blades 10–50 cm. long, 3–10 mm. wide, glaucous, prominently nerved, tapering to a setaceous point.

  • Provided by: [D].Plants Of the World Online Portal - FTEA
    • Source: [
    • 8
    • ]. 

    Inflorescence terminal, of (1–)2–5 (rarely more) subdigitate racemes, each 6–20 cm. long; internodes and pedicels glabrous to villous, yellowish to purple, subequal, the internodes clavate, the pedicels subinflated.

  • Provided by: [D].Plants Of the World Online Portal - FTEA
    • Source: [
    • 8
    • ]. 

    Densely tufted perennial with scaly rhizome; culms 50–200 cm. high.

  • Provided by: [D].Plants Of the World Online Portal - FTEA
    • Source: [
    • 8
    • ]. 

    Perennial, rhizomatous, up to 1.2 m high. Leaf blades 100-500 mm long, 2-5(-11) mm wide, leaves glaucous, tips tapering to a long, fine point. Spikelets (sessile) 5-8 mm long (pedicellate smaller); lower glume of sessile spikelets concave, keels not winged.

  • Provided by: [A].e-Flora of South Africa
    • Source: [
    • 10
    • ]. 

    Ecology

    Black clay soils.

  • Provided by: [B].Plants Of the World Online Portal - FWTA
    • Source: [
    • 1
    • ]. 

    Habitat

    Black turf soil, usually near water.

  • Provided by: [A].e-Flora of South Africa
    • Source: [
    • 10
    • ]. 

      Bibliography

     Information From

    e-Flora of South Africa
    e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
    • A All Rights Reserved
    Plants Of the World Online Portal - FWTA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • B The Trustees of the Royal Botanic Gardens, Kew
    Plants Of the World Online Portal - FZ
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • C
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • D
    Poaceae
    • E CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • F CC0 1.0 Universal (CC0 1.0).