Noun | 1. | ![]() liliopsid genus, monocot genus - genus of flowering plants having a single cotyledon (embryonic leaf) in the seed Cyperus alternifolius, umbrella sedge, umbrella plant - African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves chufa, Cyperus esculentus, earth almond, ground almond, rush nut, yellow nutgrass - European sedge having small edible nutlike tubers Cyperus longus, galingale, galangal - European sedge having rough-edged leaves and spikelets of reddish flowers and aromatic roots Cyperus papyrus, Egyptian paper reed, Egyptian paper rush, paper plant, paper rush, papyrus - tall sedge of the Nile valley yielding fiber that served many purposes in historic times Cyperus rotundus, nut grass, nut sedge, nutgrass, nutsedge - a widely distributed perennial sedge having small edible nutlike tubers |