mares-tail


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mare's′-tail`



n.
1. a long narrow cirrus cloud with a flowing appearance.
2. an erect aquatic Old World plant, Hippuris vulgaris, of the family Hippuridaceae, with crowded whorls of narrow hairlike leaves.
[1755–65]
References in periodicals archive ?
Slash mares-tail with a bamboo cane before spraying it twice, three times a year.