moon trefoil

Definitions of moon trefoil
  1. noun
    evergreen shrub of southern European highlands having downy foliage and a succession of yellow flowers throughout the summer followed by curious snail-shaped pods
    synonyms: Medicago arborea
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    type of:
    medic, medick, trefoil
    any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves
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