Any of several plants of the genus Zigadenus of western North America, having grasslike leaves and clusters of usually greenish-white flowers. All parts of the plant are poisonous to livestock.

• 棋盘花属植物：北美洲西部的一种棋盘花属植物，生有草形叶，花呈绿白色。该植物的所有部分对牲畜都有毒