papillose

/ˈpæpəˌloʊs/
adjective
  1. Covered with small, nipple-like bumps or projections.
    • Some species of coral are papillose, with tiny bumps covering their surface.
    • The botanist noted that the stem was papillose, unlike the smooth stems of related plants.
    • The leaf had a papillose surface, making it feel rough to the touch.
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