Glaucous
Glaucous appears in the name of some plants and birds. For example, - Glaucous Gull, (Larus glaucescens) or Glaucous Macaw, (Anodorhynchus glaucus). In botany there is the Glaucous Sedge, (Carex flacca) and the Glaucous Michelmas Daisy, (Symphyotrichum laeve).