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LITHOSPERMUM OFFICINALE.. COMMON GROMWELL. 
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SYNONYMA. Lithofpermum, feu Milium Solis. Pharm. Vide 
Geoffroy. Trad. de M. M. vol. 3. p. 742. Dale. Pharmacol. 139. 
Alfion. M. M, vol. ii, 361. Lewis, M. M. 399. Edinb. New 
Difpenf. 223. Murray, App. Med. vol. ti. p. 98. Ray, Synop. 
228. Lithofpermum majus erectum. Bauh. Pin. 258. L. mi- 
nus. Gerard, Emac. 609. L.vulgare minus. Park. Theat. 432. 
L. officinale. Audfon Flor. Ang. 79. With. Bot. Arr. 189. Relb. 
Fil. Cant..76. Sowerby. Eng. Bot. 134. ¢. 134. 
Pentandria Monogynia. Lin. Gen. Plant. 181, | 
Gen. Ch, Cor. infundib. fauce perforata, nuda. Cal. 5-partitus. 
Sp. Ch. L. feminibus levibus, corollis vix calycem fuperantibus, 
foliis lanceolatis. , 
THE root is perennial, fending forth along ftalk, which is erect, - 
ftrong, round, branched, and befet with fhort briftly hairs: the leaves 
are alternate, feflile, lanceolate, entire, pointed, hairy beneath, above 
clofely ftudded with minute cartilaginous tubercles, which render them 
rough to the touch: the flowers are {mall, of a pale yellow colour, 
and are placed irregularly near the ends of the branches, which are | 
recurved, but become ftraight on the maturation of the feeds: the 
calyx is divided into five fegments, which are tapering, narrow, 
pointed, and permanent: the corolla is monopetalous, funnel-fhaped, 
mouth naked and nearly clofed; the tube is fhort, cylindrical; the 
limb is divided at the border into five blunt teeth: the filaments are 
fhort, and furnifhed with oblong antherz: the germen is quadrifid : 
ftyle filiform, of the length of the tube, terminated by a blunt cloven » 
ftigma: the feeds are four, but feldom more than two arrive at per- 
fection, when they are egg-fhaped, fhining, extremely hard, and of 
a grey or yellowifh hue. 
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