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Cenchrus macrourus (Trin.) Morrone

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Cenchrus macrourus (Trin.) Morrone in Chemisquy et al., Ann. Bot. 106: 128 (2010)
Cenchrus macrourus (Trin.) Morrone

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Exotic
Wild
New Zealand
Political Region
CHR 51510

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macrourus

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Large, coarse, erect, perennial clumps with densely crowded leaves from stout, short, or sometimes far-creeping rhizomes; branching intravaginal. Leaf-sheath long, chartaceous, rounded, strongly ribbed, light creamy brown or sometimes pinkish, usually with scattered to dense, stiff, ± appressed hairs, sometimes glabrous. Ligule 1-2 mm, to 4.5 mm on upper leaves, a membranous densely long-ciliate rim. Leaf-blade (25)-40-60-(100) cm × 1-3 mm diam., inrolled or folded, or flat and up to 7 mm wide, linear, very long tapering, abaxially with some scattered hairs, scabrid above, adaxially deeply furrowed, ribs finely scabrid or smooth; margins scabrid above, tip long, fine, flexuous. Culm 75-120 cm, erect, terete, internodes very minutely scabrid below inflorescence. Panicle (16)-20-40 cm, spike-like, erect or ± nodding, straw-coloured, light brown to sometimes purple suffused; rachis densely finely scabrid. Spikelets 4.5-6 mm, densely crowded, almost sessile, lanceolate, acute or acuminate, solitary or rarely paired within an involucre of numerous, fine, minutely scabrid bristles, one bristle much stouter and longer 9-15-(20) mm, remaining bristles usually slightly > spikelet (6-10 mm). Glumes « spikelet, hyaline, glabrous, nerveless or 1-nerved; lower 0.5-0.8 mm or 0, upper 0.8-1.7 mm. Lower floret Ø: lemma 4-6 mm, 5-nerved, hyaline, very minutely scabrid; palea 0. Upper floret ☿: lemma 4.5-5.5 mm, 5-nerved, submembranous, smooth below, often minutely scabrid towards acute apex; palea 4-5 mm, of similar texture to lemma, 2-nerved, faintly scabrid towards apex; lodicules 0.3-0.6 mm; anthers 2.5-4 mm; caryopsis c. 2 mm.

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Cenchrus macrourus (Trin.) Morrone
Cenchrus macrourus (Trin.) Morrone
Cenchrus macrourus (Trin.) Morrone
Cenchrus macrourus (Trin.) Morrone
Cenchrus macrourus (Trin.) Morrone
Cenchrus macrourus (Trin.) Morrone
Pennisetum macrourum Trin.
Cenchrus macrourus (Trin.) Morrone
Pennisetum macrourum Trin.
Cenchrus macrourus (Trin.) Morrone

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Cenchrus macrourus (Trin.) Morrone
New Zealand
Cenchrus macrourus (Trin.) Morrone
New Zealand
Canterbury Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Gisborne Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Hawke's Bay Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Marlborough Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Nelson Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
North Auckland Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Otago Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
South Auckland Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Wellington Land District
Cenchrus macrourus (Trin.) Morrone
New Zealand
Westland Land District
New Zealand
North Auckland Land District

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c2c8faa9-cf12-44c7-aa74-835ac92a7c12
scientific name
Names_Plants
31 August 2011
31 August 2011
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