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Sorghastrum fuscescens (Pilg.) Clayton

Species

Angiosperms > Poales > Poaceae > Sorghastrum

Characteristics

Sessile spikelet c. 6 mm long, lanceolate; callus c. 1 mm long, rounded, shortly pilose; inferior glume c. 5.5 mm long, lanceolate, coriaceous, pilose on the back, brown; superior glume slightly longer than the inferior, pilose along the keel, otherwise glabrous on the back, ciliate on the margins; inferior floret empty, the lemma ovate, ciliate on the margins; superior floret bisexual, epaleate, the lemma lobed, ciliate on the margins, awned; awn c. 25 mm long, bigeniculate, glabrous; anthers c. 4 mm long.
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Tufted perennial; culms 80–200 cm. high.. Leaf-blades 10–60 cm. long, 2–7 mm. wide.. Panicle 15–30 cm. long; racemes straggling, 3–10 cm. long, composed of up to 15 spikelet pairs, the pedicels occasionally barren but mostly bearing a spikelet similar to the sessile.. Spikelets lanceolate, 5.5–7 mm. long; callus rounded, shortly bearded; glumes coriaceous, pilose; upper lemma bilobed, with a bigeniculate awn 12–20 mm. long from the sinus.
Caespitose perennial up to 200 cm high, glabrous at the nodes; leaf sheaths pubescent; ligule a short glabrous membrane; leaf laminas 10–60 cm × 2–7 mm, linear, densely and coarsely pubescent.
Pedicelled spikelet similar to the sessile spikelet, also with a bisexual superior floret; glumes coriaceous; anthers c. 4 mm long.
Panicle 20–30 cm long, loose; racemes 3–10 cm long, 3–15-jointed.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
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Mature width (meter) -
Mature height (meter) 1.4 - 2.0
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Nitrogen fixer -
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Environment

Light -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
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Distribution

Sorghastrum fuscescens world distribution map, present in Tanzania, United Republic of and Zambia

Identifiers

LSID urn:lsid:ipni.org:names:422044-1
WFO ID wfo-0000900089
COL ID 6YVPL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Miscanthidium fuscescens Sorghastrum fuscescens
WorldFloraDB 2024