compass flower

/ˌkʌmpəs ˌflaʊər/

Definitions of compass flower

1. noun

   any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass
   synonyms: compass plant

   types:

   Lactuca scariola, Lactuca serriola, horse thistle, prickly lettuce

   European annual wild lettuce having prickly stems; a troublesome weed in parts of United States

   Silphium laciniatum, rosinweed

   North American perennial having a resinous odor and yellow flowers

   type of:

   composite, composite plant

   considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers