Cyperaceae - sedge family

WeedsPoisonous PlantsHay Fever
Gerald A. Mulligan (Agriculture Canada, Ottawa, retired)
Cyperis esculentus L., yellow nut sedge, souchet comestible
Perennial, with rhizomes terminating in tubers or leafy shoots; spreads and overwinters by tubers formed at the apical ends of rhizomes; allogamous, wind pollinated; stems triangular, from 10 to 25 inches (25 to 65 cm.) tall; occurs from southern Quebec and Ontario, southward into the United States, where it is most common; margins of waterways, and in bogs and marshes; weedy in a wide range of habitats; native of North and South America.

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Weed Name Photo Weed Name Photo
yellow nut sedge, souchet comestible