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Related to compass plant: rosinweed
A perennial herb (Silphium laciniatum) in the composite family, native to prairie regions of North America and having radiate yellow flower heads and erect, basal, pinnately divided leaves.
1. (Plants) Also called: rosinweed a tall plant, Silphium laciniatum, of central North America, that has yellow flowers and lower leaves that tend to align themselves at right angles to the strongest light, esp in a north-south plane: family Asteraceae (composites)
2. (Plants) any of several similar plants
an American prairie composite plant, Silphiumlaciniatum, with yellow flower heads and large, hairy leaves that tend to lie in a north-south plane.
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|Noun||1.||compass plant - North American annual with red or rose-colored flowers|
|2.||compass plant - any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass|
aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
composite plant, composite - considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers
horse thistle, Lactuca scariola, Lactuca serriola, prickly lettuce - European annual wild lettuce having prickly stems; a troublesome weed in parts of United States