Equal Polygamy. Polyg. iEq. 
577. Marsh Thistle, — C. palustris. 
Leaves runningdovvn the stem, toothed, prick- 
ly at the edge, flowers in bunches, upright, 
fruitstalks thornless. — Curtis. VI. 56. 
Wet Places, July, B. Common. 
578. Milk Thistle, — C. marianus. 
Leaves embracing the stem, halberd-shaped, 
winged. Cups leafless, thorns channelled, 
with double rows of thorns. - Curtis. III. 54. 
Rubbish, June, B. Common. 
579. IVoolly Thistle, — C. eriophorus. 
Leaves sitting, with winged divisions, poin- 
ting 2 ways, segments alternate, upright, 
cups globular, woolly. — Sowerby. 386. 
.Dry Pastures, July, B. Common. ’ v- , 
580. Dwarf Thistle, — C. acaulis. 
Stemless, cup smooth. — Sowerby. 161. 
Hilly Pastures, July, P. Common. 
01- s : 
Cup closely tiled : Root turning uizvards, with a brown 
bark^ whitish red within. 
Cotton Thistle, Onopordum. Gen. PL 1256. 
Receptacle like a honey-comb. Cupscales 
pointed. 
Common 
