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Covered with knobby or wartlike prominences; knobbed.

Protuberant. [R.]

lax (S. Pseudo-China) growing from New Jersey to the Gulf of Mexico, which has very large tuberous and farinaceous rootstocks, formerly used by the Indians for a sort of bread, and by the negroes as an ingredient in making beer; -- called also bamboo brier and China brier.

An umbelliferous plant (Peucedanum Cous) with edible tuberous roots, found in Oregon. [Written also cous.]

A genus of plants (Hemerocallis) closely resembling true lilies, but having tuberous rootstocks instead of bulbs. The common species have long narrow leaves and either yellow or tawny-orange flowers.

Suspended by, or strung upon, a thread; -- said of tuberous swellings in the middle or at the extremities of slender, threadlike rootlets.

An umbelliferous plant (Foeniculum dulce) having a somewhat tuberous stem; sweet fennel. The blanched stems are used in France and Italy as a culinary vegetable.

ining plant (Apios tuberosa), producing clusters of dark purple flowers and having a root tuberous and pleasant to the taste.

In England, the Bunium flexuosum, a tuberous plant.

A genus of plants having showy flowers and bulbous or tuberous roots, of which the flower-de-luce (fleur-de-lis), orris, and other species of flag are examples. See Illust. of Flower-de-luce.

t of Antenna. The horns of a roe deer of Greenland are pointed at the top, and knobbed or tuberous at the bottom. Grew.

A South European plant of the genus Leontice (L. leontopetalum), the tuberous roots of which contain so much alkali that they are sometimes used as a substitute for soap.

of endogenous plants found in tropical America, and some species also in India. They have tuberous roots containing a large amount of starch, and from one species (Maranta arundinacea) arrowroot is obtained. Many kinds are cultivated for ornament.

A climbing plant (Ullucus officinalis) of the Andes, having tuberous roots which are used as a substitute for potatoes.

An American ranunculaceous plant (Hidrastis Canadensis), having a yellow tuberous root; -- also called yellowroot, golden seal, etc.

A plant (Ranunculus Ficaria of Linnæus) whose tuberous roots have been used in poultices as a specific for the piles. Forsyth.

nd cough, and with exudation into the pleural cavity. Pleurisy root. (Bot.) (a) The large tuberous root of a kind of milkweed (Asclepias tuberosa) which is used as a remedy for pleuritic and other diseases. (b) The plant itself, which has deep orange-colored flowers; -- called also butterfly weed.

A plant (Campanula Rapunculus) of the Bellflower family, with a tuberous esculent root; -- also called ramps.

ushlike plants with hard nutlike fruits. (b) A name for several species of Cyperus having tuberous roots. -- Rush broom, an Australian leguminous plant (Viminaria denudata), having long, slender branches. Also, the Spanish broom. See under Candle. -- Rush grass, any grass of the genus Vilfa, grasses with wiry stems a…

. It is a native of Asia, but has been long cultivated in Europe for its edible clustered tuberous roots, which are very sweet.