Source : Webster's Revised Unabridged Dictionary (1913)

Umbellularia \Um*bel`lu*la"ri*a\, n. [NL. {Umbellule}.]
   (Zo["o]l.)
   A genus of deep-sea alcyonaria consisting of a cluster of
   large flowerlike polyps situated at the summit of a long,
   slender stem which stands upright in the mud, supported by a
   bulbous base.

Source : WordNet®

Umbellularia
     n : aromatic evergreen trees of Pacific coast [syn: {genus
         Umbellularia}]