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ophis: variable panic grass
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ophis: terminal panicles nearly bare, lateral ones in bloom
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ophis: spikelets 3 mm long
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ophis: bifid purple mop stigmas, sometimes with three stamens
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ophis: lateral panicles barely exsert
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ophis: spikelets short-hairy
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ophis: ciliate margins of sheaths and blades
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ophis: blades cordate and clasping, up to 26 mm wide
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ophis: nodes
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ophis: first glumes about two-fifths as long as second
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ophis: spikelets
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ophis: fertile lemma and palea firm and glossy
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ophis: caudex branched and knotty