The seed may be covered with spines. Leaves usually appear in compact rosettes and are thick, hard, pointed and may have spines or teeth along the margins. Flowers usually red or yellow. Chalky white with a bulbous base. Pasque Flower, Anemone, April Fools, Cats-Eyes, Gosling, Hartshorn Plant, Lily of the Field, Lion's Beard, Nightcaps, Nimble Weed, Prairie Crocus, Prairie Hen Flower, Prairie Smoke, Thimbleweed, Wild Crocus, Windflower.
Flowers appear singly on stem - yellow, red, white or purple.
Skin irritant and vesicant. Ingestion causes ulceration of the mouth and severe gastroenteritis. Two leaves branching from the stalk with three lance-shaped leaflets at the end. Flower may be green, green striped with brown, or brown. Berries are red.