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A coarse yellow-flowered plant (Nasturtium amphibium) related to the water cress and to the horse-radish.

A cruciferous plant (Nasturtium sylvestre) with small yellow flowers.

An aquatic plant (Schollera graminea) with grassy leaves, and yellow star-shaped blossoms.

alumina, occurring usually in hemispherical radiated forms varying in color from white to yellow, green, or black.

d and mixed with saliva, become whitened and tenacious. Its natural color is pale or dull yellow.

An American climbing shrub (Celastrus scandens). It bears a profusion of yellow berrylike pods, which open in the autumn, and display the scarlet coverings of the seeds.

Very small; little. [Colloq. & Scot.] A little wee face, with a little yellow beard. Shak.

erica; dyer's broom; dyer's rocket; dyer's weed; wild woad. It is used by dyers to give a yellow color. [Written also woald, wold, and would.]

A perennial composite herb (Chrysanthemum Leucanthemum) with conspicuous white rays and a yellow disk, a common weed in grass lands and pastures; -- called also oxeye daisy.

A silicate of zinc, usually occurring massive and of a greenish yellow color, also in reddish crystals (troostite) containing manganese.

- Willow fly (Zoöl.), a greenish European stone fly (Chloroperla viridis); -- called also yellow Sally. -- Willow gall (Zoöl.), a conical, scaly gall produced on willows by the larva of a small dipterous fly (Cecidomyia strobiloides). -- Willow grouse (Zoöl.), the white ptarmigan. See ptarmigan. -- Willow lark (Zoöl…

A variety of winter apple of medium size, deep red color, and yellowish flesh of a rich, rather subacid flavor.

of chronic bronchitis marked by a cough recurring each winter. -- Winter cress (Bot.), a yellow-flowered cruciferous plant (Barbarea vulgaris). -- Winter crop, a crop which will bear the winter, or which may be converted into fodder during the winter. -- Winter duck. (Zoöl.) (a) The pintail. (b) The old squaw. -- W…

A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar.

ny. (b) The common American lousewort (Pedicularis Canadensis), a low perennial herb with yellowish or purplish flowers. -- Wood borer. (Zoöl.) (a) The larva of any one of numerous species of boring beetles, esp. elaters, longicorn beetles, buprestidans, and certain weevils. See Apple borer, under Apple, and Pine weev…

ed woolly bear, or larva of the Isabella moth (see Illust., under Isabella Moth), and the yellow woolly bear, or larva of the American ermine moth (Spilosoma Virginica). -- Woolly butt (Bot.), an Australian tree (Eucalyptus longifolia), so named because of its fibrous bark. -- Woolly louse (Zoöl.), a plant louse (Sch…

g writing materials, and used in a similar manner. -- Writing lark (Zoöl.), the European yellow-hammer; -- so called from the curious irregular lines on its eggs. [Prov. Eng.] -- Writing machine. Same as Typewriter. -- Writing master, one who teaches the art of penmanship. -- Writing obligatory (Law), a bond. -- Wr…

lead molybdate occurring in tetragonal crystals, usually tabular, and of a bright orange-yellow to red, gray, or brown color; -- also called yellow lead ore.

Tending toward a yellow color, or to one of those colors, green being excepted, in which yellow is a constituent, as scarlet, orange, etc.

me urinary calculi, and in the juices of certain plants; -- so called because it leaves a yellow residue when evaporated to dryness with nitric acid. Xanthine is closely related to uric acid.