WordNet (r) 3.0 (2006):

sheep plant
    n 1: perennial prostrate mat-forming herb with hoary woolly
         foliage [syn: sheep plant, vegetable sheep, Raoulia
         lutescens, Raoulia australis]
    2: cushion-forming New Zealand herb having leaves densely
       covered with tawny hairs [syn: vegetable sheep, sheep
       plant, Haastia pulvinaris]