CL. VI.] HEXANDRIA TRIGYNIA. 177 



veins. Perennial : flowers in July : grows in woods and waste places : 

 frequent. Eng. Bot. vol. xxii. pi. 1533. En*. Fl. vol. ii. p. 190. 556. 



2. R, crispus. Curled Dock. Enlarged petals entire, egg-shaped, all 

 bearing a tubercle ; leaves lance-shaped, wavy, acute ; upper whorls 



leafless. Stem two or three feet high, erect, panicled, leafy : clusters 



of numerous tufts or whorls, of drooping flowers. A very troublesome 

 weed. Perennial : flowers in July : grows in pastures, waste places, 

 &c. : common. Eng. Bot. vol. xxviii. pi. 1998. Eng. Fl. vol. ii. p. 191. 



557. 



3. R. prattnsis. Meadow Dock. Enlarged petals unequal, toothed 

 at the base, with an entire triangular point, one bearing a tubercle ; 



leaves lance-shaped, wavy ; clusters nearly leafless, whorls distinct. 



Similar to the preceding, but differing in the less crowded clusters, and 

 the broader and less curled leaves. Perennial : flowers in June and 

 July : grows in marshy ground : probably of common occurrence 

 throughout the country. Eng. Bot. Suppl. pi. 2757. Brit. Fl. 4th ed. 

 p. 150. 558. 



4. R. aquaticus. Grainless Water Dock. Enlarged petals broadly 

 cordate, reticulated, without tubercles; leaves lanceolate, the lower be- 

 tween oblong and heart-shaped, curled and waved ; whorls crowded, 



mostly leafless. Found by Mr. Goldie, near Ayr, and first described 



as British by Dr. Hooker. Brit. Fl. p. 168. Eng. Bot. Suppl. 

 pi. 2698. 559. 



5. R. alpinvs. Alpine Dock. Enlarged petals heart-shaped, reticu- 

 lated, obscurely toothed, one bearing a small tubercle ; leaves broadly 

 heart-shaped, obtuse ; whorls leafless, crowded j flowers monoecious. 

 Perennial: flowers in July: grows by road-sides, but is not indigenous : 

 rare. Found by Dr. Hooker and Mr. Berkeley in Glen Luss, and at the 

 head of the Gareloch. Eng. Bot. Suppl. pi. 2694. Brit. Fl. 4th ed. 

 p. 151. 560. 



6. R. acutus. Sharp-leaved Dock. Enlarged petals oblong, obscurely 

 toothed, all bearing a tubercle ; leaves between oblong and heart-shaped, 



pointed; clusters leafy. Stem about two feet high, angular, furrowed, 



leafy, alternately branched : leaves stalked : branches loose, bearing nu- 

 merous distant whorls of flowers. Perennial : flowers in July : grows 

 in watery places: not uncommon. Eng. Bot. vol. xi. pi. 724. Eng. Fl. 

 vol. ii. p. 192. 561. 



7. R. pulcher. Fiddle Dock. Enlarged petals toothed, one principally 

 bearing a tubercle ; root-leaves fiddle-shaped ; stem smooth, spreading. 



Stems often procumbent : root-leaves on long stalks : stem-leaves 



numerous, alternate, lance-shaped : whorls of flowers numerous. Peren- 

 nial : flowers in August : grows in dry pastures, by road-sides, among 

 rubbish, &c. : common. Eng. Bot. vol. xx. pi. 1576. Eng. Fl. vol. ii. 

 p. 193. 562. 



8. R. maritimus. Golden Dock. Enlarged petals triangular, fringed 

 with slender teeth, bearing a tubercle ; leaves linear ; whorls crowded. 



Stem from one to two feet high, angular, furrowed, leafy : leaves 



stalked: flowers very numerous, in dense leafy whorls. Whole plant 

 ultimately assuming a golden colour. Perennial : flowers in July and 

 August : grows in marshes, principally near the sea : frequent. Eng. 

 Bot. vol. xi. pi. 725. Eng. FL vol. ii. p. 194. 563. 



9. R. palus'tris. Yellow Marsh Dock. Enlarged petals lance-shaped, 



Q 



