Defn: Pertaining to, or obtained from, certain umbelliferous plants; as, umbellic acid. Umbellic acid. (Chem.) (a) Anisic acid. [Obs.] (b) A yellow powder obtained from umbelliferone.
UMBELLIFER
Um*bel"li*fer, n. Etym: [NL. See Umbelliferous.] (Bot.)
Defn: A plant producing an umbel or umbels.
UMBELLIFERONE
Um`bel*lif"er*one, n. (Chem.)
Defn: A tasteless white crystalline substance, C9H6O3, found in the bark of a certain plant (Daphne Mezereum), and also obtained by the distillation of certain gums from the Umbelliferæ, as galbanum, asafetida, etc. It is analogous to coumarin. Called also hydroxy- coumarin.
UMBELLIFEROUS Um`bel*lif"er*ous, a. Etym: [Umbel + -ferous: cf. F. ombillifère.] (Bot.) (a) Producing umbels. (b) Of or pertaining to a natural order (Umbelliferæ) of plants, of which the parsley, carrot, parsnip, and fennel are well-known examples.
UMBELLULARIA
Um*bel`lu*la"ri*a, n. Etym: [NL. Umbellule.] (Zoöl.)
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.
UMBELLULE Um"bel*lule, n. Etym: [NL. umbellula, dim. of umbella: cf. F. ombellule.] (Bot.)
Defn: An umbellet.