Umbellularia
Pronunciation : Um*bel`lu*la"ri*a
Part of Speech : n.
Etymology : [NL. Umbellule.] (Zo?l.)
Definition : Defn: 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 : Webster's Unabridged Dictionary, 1913