Mouse-ear n. Bot. (a) The forget-me-not (Myosotis palustris) and other species of the same genus. (b) A European species of hawkweed (Hieracium Pilosella).
  Mouse-ear chickweed, a name of two common species of chickweed (Cerastium vulgarium, and Cerastium viscosum).
  Mouse-ear cress, a low cruciferous herb (Sisymbrium Thaliana). All these are low herbs with soft, oval, or obovate leaves, whence the name.
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  mouse-ear chickweed
       n : any of various plants related to the common chickweed [syn:
           mouse eared chickweed, mouse ear, clammy chickweed,
            chickweed]