from the GNU version of the Collaborative International Dictionary of English

  • n. Any one of numerous species of Pennatula, Pteroides, and allied genera of Alcyonaria, having a featherlike form; a sea-pen. The zooids are situated along one edge of the side branches.

from The Century Dictionary and Cyclopedia

  • n. The typical genus of Pennatulidæ the sea-pens. P. phosphorea is a European species. See cut under Alcyonaria.
  • n. [lowercase] A polyp of the genus Pennatula; a sea-pen.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. type genus of the family Pennatulidae: sea pens


Sorry, no etymologies found.


  • Subtropical matorral habitats consist of Acacia pennatula mixed with other Acacia, Ipomoea and Bursera, interspersed with Opuntia, and Stenocereus.

    Bajío dry forests


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