Tribolium purpureum (L.F.) Verboom & H.P.Linder

Species

Angiosperms > Poales > Poaceae > Tribolium

Characteristics

Tufted perennial, up to 220 mm high; shortly rhizomatous; sparsely hispid. Leaf blade up to 40 x 1 mm, rolled, falcate; ligule a fringe of hairs. Inflorescence a panicle, 10-20 mm long. Spikelets up to 5-7 x 4 mm, laterally compressed; glumes ± equal, as long as spikelet, often tinged with dark purple around keels. Florets 3-6; lemma 3.0-3.5 mm long (including lobes), lobes rounded to acute, awnless; hairs 1.8-2.2 mm long, in tufts in a row across middle below awn insertion, near base and along margins, glabrous in between tufts; central awn 3-4 mm long, geniculate and twisted below; palea 2.8-3.2 mm long, sparsely pubescent between margins and keels, keels conspicuously ciliate, sometimes only on one side; anther 1.8-2.2 mm long. Flowering time July-May.
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Tufted perennial to 220 mm high forming small cushions; shortly rhizomatous; sparsely hispid. Leaf blade to 40 x to 1 mm, blade rolled, falcate, hispid (long stiff white hairs). Inflorescence 10-20 mm long. Spikelet 5-7 x to 4 mm, 3-6-flowered; glumes 4-7 mm long, often tinged with dark purple around keels; lemma 3.0-3.5 mm long (including lobes); long hairs (1.8-2.2 mm long) in tufts, glabrous between tufts; deeply lobed, lobes rounded to acute, awnless, glabrous except margins and apex shortly hairy; central awn 3-4 mm long, geniculate, awn with column (twisted) and bristle; palea 2.8-3.2 mm long, sparsely hairy between margins and keels, keels densely shortly hairy almost to apex, sometimes only on one side; anthers 1.8-2.2 mm long.
Perennial; up to 0.22 m high; shortly rhizomatous; tufted. Leaf blades up to 40 x 1 mm; rolled; falcate; sparsely hispid; leaf sheath sparsely hispid. Flowers: panicle contracted; oblong or globose; 10-20 mm long; spikelets up to 5-7 x 4 mm wide; 3-6-flowered; glumes 4-7 mm long; often tinged with dark purple around keel; lemmas 3.0-3.5 mm long; including truncate lemma lobes; backs of lemmas with many tufts of hairs in a row across middle of back below awn base as well as basal tufts near margins and central nerve; hair tufts up to 2 mm long; central awn 3-4 mm long; geniculate; palea 2.8-3.2; pubescent between margins and keels.
Perennial, up to 200 mm tall; fresh shoots not aromatic. Leaves linear, rolled, sparsely hispid; ligule a fringe of hairs. Inflorescence a contracted panicle. Spikelets 5-7 mm long, often flushed purple, many-flowered; glumes longer than spikelet (excluding awns), 3-7-nerved; lemma lobes truncate, hair tufts ± 2 mm long, central awn 3-4 mm long, bent, lower part or column twisted.
Life form perennial
Growth form herb
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Sexuality hermaphrodite
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Mature height (meter) 0.22
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Environment

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Usage

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Cultivation

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Distribution

Tribolium purpureum world distribution map, present in Lesotho, United States of America, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:77111697-1
WFO ID wfo-0000922591
COL ID 586BK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Avena purpurea Tribolium purpureum Karroochloa purpurea Danthonia purpurea