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ophis: common woodrush
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ophis: 1.5 mm achenes with white caruncles
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ophis: capsules and achenes
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ophis: capsules borne in glomerules of up to 15
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ophis: trigonous capsules subtended by two whorls of three tepals and 2-3 prophylls
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ophis: inflorescence terminal, with several branched ascending rays
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ophis: rhizome short and knotty, concealed by fine roots
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ophis: fertile stems typically with two cauline leaves