ID Features: |
Habit: Weedy, tufted annual with disagreeable odor when fresh.
Culm: Ascending or spreading, freely branching from a decumbent base, 10-50 cm. tall,
with a ring of glands below the nodes.
Blade: 7-18 cm. long, 2-6 mm. wide, flat, smooth beneath, scabrous above.
Sheaths: Shorter than internodes, pilose at the throat.
Ligule: Dense ring of short hairs.
Inflorescence: Panicles erect, dark gray-green to tawny, usually dense, 5-15 cm. long,
the branches ascending, spikelet-bearing nearly to the base.
Spikelets: Oblong, usually 8-35-flowered (sometimes to 72-flowered), 5-18 (30) mm. long,
2.5-3 mm. wide, very flat, numerous.
Glumes: 2, acute, unequal, first 1-nerved, about 2 mm. long, second 3-nerved, a little
shorter than the first, a few glands on the keel.
Lemmas: Closely imbricate, broad, obtuse (acute in side view), 2-2.5 mm. long,
1 mm. wide from keel to margin, 3-nerved, the keel scabrous towards the apex and
with a few glands, the lateral nerves prominent.
Palea: About two thirds as long as its lemma, minutely ciliate on the 2 keels,
falling with the lemma and rachilla internodes.
Anthers: 0.5 mm. long.
Fruit: Grain ovoid, plump, 0.7 mm. long.
Habitat: Waste places, roadsides, fields, and cultivated grounds. June-September.
Synonyms: Eragrostis major Host
Eragrostis megastachya (Koel.) Link
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