- compass plant, compass flower - any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass
--1 is a kind of composite, composite plant
--1 is a member of
--1 has particulars:Compositae, family Compositae, Asteraceae, family Asteraceae, aster family prickly lettuce, horse thistle, Lactuca serriola, Lactuca scariola; rosinweed, Silphium laciniatum; wyethia, Wyethia ovata