CL. XIX.] SYNGENESIA POLYGAMIA SUPERFLTTA. 321 



beneath : flowers drooping, small, yellow, in slender, terminal, leafy 

 clusters. Perennial : flowers in August : grows on sandy heaths, in 

 Norfolk and Suffolk. Eng. Bot. vol. v. pi. 338. Eng. Fl. vol. iii. 

 p. 406. 1171. 



2. A. maritima. Drooping-Jlowered Sea-wormwood. Leaves pinna- 

 tifid, the uppermost undivided, downy ; clusters drooping ; flowers 

 drooping, oblong, downy ; receptacle naked. Stems woody, fur- 

 rowed, hoary : flowers yellow, in leafy clusters. Perennial: flowers 

 in August: grows on the sea-shore. Eng. Fl. vol. iii. p. 407. A 

 variety, with the clusters of flowers erect, is the A. Gallica, Upright 

 Flowered Sea-wormwood. Eng. Bot. vol. xiv. pi. 1001. Eng. FL vol. 

 iii.p. 408. 1172. 



3. A. Absinthium. Common Wormwood. Leaves divided into 

 many deep flat segments, downy ; flowers drooping, hemispherical ; 



receptacle hairy. Stems about a foot high, bushy, furrowed : 



leaves twice pinnatifid : flowers pale-yellow, in leafy clusters. The 

 whole plant is intensely bitter, aromatic, and somewhat nauseous. 

 Infusion of the leaves is considered a good stomachic, and the es- 

 sential oil is used for destroying worms. Perennial : flowers in 

 August : grows in waste ground, near houses : frequent. Eng, Bot. 

 vol. xviii. pi. 1230. Eng. Fl. vol. iii. p. 408. 1173. 



4. A. vulgdris. Mugwort. Leaves pinnatifid, flat, cut, downy be- 

 neath -. clusters simple ; flowers egg-shaped ; receptacle naked. 



Stems from two to four feet high, erect, branched, panicled, smooth : 

 leaves dark-green above, white and downy beneath : clusters erect, 

 leafy : flowers purplish. Slightly bitter and aromatic. Perennial : 

 flowers in July and August : grows about hedges and walls : com- 

 mon. Eng. Bot. vol. xiv. pi. 978. Eng. Fl. vol. iii. p. 409. 1174. 



25. GNAPHA'LIUM. CUDWEED. 



Common calyx roundish, imbricated, with membranous, co- 

 loured scales. Compound corolla with the florets of the disk 

 perfect, tubular, five-cleft at the margin ; some florets destitute 

 of stamens, and often of corolla, either marginal or interspersed 

 in the circumference of the disk ; their corolla, when present, 

 slender. Filaments five, hair-like, short 5 anthers united into 

 a cylindrical tube. Germen inversely egg-shaped, angular. 

 Style thread-shaped, as long as the floret 5 stigmas two, spreading, 

 notched. Seed inversely egg-shaped, small. Down simple or 

 feathery. Receptacle naked. Name from gnaphalon, soft 

 down. 390. 



* Calyx yellow. 



1. G.liiteo-dlbum. Jersey Cudweed. Leaves half embracing the 

 stem, between linear and oblong, waved, woolly on both sides ; 



flowers in tufts. Entirely covered with white cottony down : 



stems from three to twelve inches high : leaves alternate, the lower 

 obtuse, the upper acute : flowers in crowded heads. Annual : flowers 

 in July and August : grows in Jersey and the south of England : 

 rare. Eng.Bot.vol.xiv. pi. 1002. Eng. Fl. vol. iii. p. 411. 1175. 



** Calyx white, or reddish. 



2. G.margaritdceum. American Cudweed. Leaves between linear 

 and lance-shaped, acutely pointed, alternate, loosely cottony above, 

 densely beneath ; stem branched at the upper part ; flowers corym- 



2E 



