Umbellularia n. : 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.

Example:


Taxonomy
Umbellularia californica, Umbellularia, free encyclopedia, California Bay Laurel, genus Umbellularia, flowers, unranked, leaves, California Bay, the leaves, tree, sole species, Native Americans, coastal forests, Headache Tree, search, Foliage, Kingdom.

Defination from the web:
... is the sole species in the genus Umbellularia. It ranges near the coast from Douglas ... The flowers are small, yellow or yellowish-green, produced in a small umbel (hence the scientific name Umbellularia, "little umbel" ... Retrieved from "http://en.wikipedia.org/wiki/Umbellularia" ...