Se·go n. Bot. A liliaceous plant (Calochortus Nuttallii) of Western North America, and its edible bulb; -- so called by the Ute Indians and the Mormons.
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Calochortus nuttallii
n : perennial plant having umbellike clusters of one to four
showy white bell-shaped flowers atop erect unbranched
stems; edible bulbs useful in times of scarcity; eastern
Montana and western North Dakota south to northern
Arizona and northwestern New Mexico [syn: sego lily]