192 



TETRANDBIA MONOGYMA. 

 65. DIPSACUS. Teasel. 



Linn. Gen. 48. Juss. 194. F/. £r. 168. 7W/i. *.265. Law. /.56. 

 Gcertn. t. 86. 



Nat. Ord. Aggregate. Linn. 48. Dipsacece. Juss. 56. iV.66. 

 the same. 



Common Cal. many-flowered, of many, spreading, perma- 

 nent, leaves, longer than each flower. Proper Cal. supe- 

 rior, double, short, undivided. Cor. of each flower mo- 

 nopetalous, tubular; limb in 4 or 5 lobes, erect; the outer 

 segment largest. Filam. capillary, from the mouth of the 

 corolla, longer than its limb. Anth. oblong, incumbent. 

 Germ, inferior. Style thread-shaped, the length of the 

 cor. Stigma simple, or cloven. Seed naked, solitary, ob- 

 long, angular, crowned with the proper cal. Common 

 receptacle conical, beset with acute scales, separating the 

 flowers, and extending beyond them. 



Herbaceous, biennial, rough with prickles or bristly hairs. 

 Leaves opposite, often combined. FL purplish, or white, 

 in terminal heads, surrounded by a leafy common calyx. 



*]. Y>. fullonum. Manured, or Fuller's Teasel. 



Leaves combined, serrated. Scales of the receptacle hooked 

 backwards. Common calyx reflexed. 



D. fullonum. Linn. Syst. Veg. ed. 1 4. 1 43. Willd. v. 1 . 543. FL 

 Br. 1 68. Engl. Bot. v. 29. t. 2080. Hook. Scot. 49. 



D. fullonum jB. Linn. Sp. PL 140. Huds. 61. 



D. sativus. Ger. Em. 1 1 67./. Rati Syn. 192. 



D. albus. Fuchs. Hist. 224./ Ic. 127. / 



Carduus fullonum. Lob. Ic. v. 2. 17./ 



Labrum Veneris. Matih. Valgr. v. 2. 24./ Camer. Epit. 431./ 



About hedges, according to Hudson 3 but scarcely wild. 



Biennial. July. 



Root fleshy, tapering, branched. Stem 5 or 6 feet high, erect, 

 strongly furrowed, prickly, leafy, branched at the top. Leaves 

 sessile, combined at the base, serrated or jagged, naked, with 

 prickly ribs. FL whitish, with pale purple anthers, very nume- 

 rous, in a close, obtuse, conical head, the intermediate scales 

 bristly at the edges 3 rigid, and hooked at the points ; by which 

 they are rendered serviceable for carding woollen cloth, being 

 fixed, in several rows, in wooden frames with handles, adapted 

 for that purpose. The scales are just strong enough to raise the 



