Page:Willich, A. F. M. - The Domestic Encyclopædia (Vol. 4, 1802).djvu/111

SNA colour from a clccoftion of this plant. — Dambolirney obtained an olive colour. ■3. The Bistorta. See Bistort the Great. A.'Uh&viviparum. See Bistort the Small. 5. The Fagopyrum. See Buck- wheat. (). The Corrvolcuhis. SeeBucK- >s'HEAT the Climbing. 7. The aviculare, or Kot- GRASS Snake -WEED, is found on road-sides, in paths, streets, and corn-tiflds, particularly in a gra- Tcllv soil : it flowers from A[)ril to Odtober. — This Sj-ecies of grass is eaten by cows, horses, sheeji, goats and bogs : its seeds are a grateful fbod to small birds of every de- scription ; and may likewise be employed for the same purposes as those of Buck-wheat (see vol. i. p. 376) : but sheep, feeding on the knot-grass snake- weed, become, according to Bechstei«j, liable to obstructions, and consequently to putrid diseases. SNAP-DRAGON, or Antirrhl- nmn, L. a genus of plants consist- ing of lifty-three species, eleven of which are indigenous : the toliow- iug are the principal : 1. The Eiatine, or Sharp-pointed Toad-fiax. See Fluellin. 2. Tht Linaria. SeeToad-Fx-AX, 3. The viajus, or Greater Snap-dragon, grows on old walls, especially on the cha k-clitfs near Dovxr and Gravesend, where it flowers in the months of June and July. — This herb was formerly in great repute among the supersti- tious ; but, at present, an excellent Jamp-oil is expressed from its seeds JQ Germany. 4. The Orontium, Calf's-snout, or Lesser Snap-dragon, thrives in corn and turnip- fields, and bears S N E [9t purplish flowers covered with a- yellow down, in the months of July and August. — This narcotic, poisonous plant, ought to be care- fully extirpated. SNEEZE-WORT- YARROW, Bastard Rellitory or Goose- tongue, Achilla'a Ptarm'ica, L. a native perennial plant, growing in raoistmeadowsandshady places; flowering in July and August. — It is eaten by horses, cows, goats, hogs, and sheep : — the roots have a hot pungent taste 5 the leaves, when dried and pulverized, excite sneezing ; and its young tops af- ford a sharp, though pleasant, in- gredient in spring salads. SNEEZING, a convulsive mo- tion of the muscles of the breast, which is caused by the irritation of the membrane lining the nose ; by acrid, pungent matters floating in the air ; or by certain drugs deno- minated sternutaiories or errhines ; and in consequence of which, the air is expelled through the nostrils, with a certain loud, hissing reporL This muscular agitation arises, either from external or internal siiamlants : in the former case, it is occasioned by the odour of snuiF, sweet-marjorura, thyme, &c. in- haled through the nostrils : in the latter, it is induced by the acri- mony of the lymph, which moist- ens the nasal membrane. The matter expelled by sneezing, is de- rived primarily from the nose and throat ; a maucus being continually exuded into those parts from the pituitary integument ; and secon- darily from the breast and lungs. Sneezing may be advantageously excited by the use of sternutatories, in ceitain afl:e6tions of the head, eyes, Sec. or, when foreign bodies have accidentally been introduced into the nostrils of children : such remedies,