compass flower, compass plant - any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass

genus Silphium, Silphium - tall North American perennial herbs

genus Grindelia, Grindelia - large genus of coarse gummy herbs of western North and Central America

Grindelia robusta - perennial gumweed of California and Baja California

curlycup gumweed, Grindelia squarrosa - perennial gumweed of western and central North America

herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests