190 



liEXANDRIA TRIGYNIA, 



204. RUMEX. Dock, and Sorrel. 

 Linn. Gen. 178. Juss. 82. Fl. Br. 390. Lam. t.27l. Gartn. M 19. 

 Nat. Ord. see w. 203. 



CaL inferior, of 3 obtuse, spreading, permanent leaves, more 

 or less combined at the bottom. Pet. 3, ovate, larger 

 than the calyx, but similar in hue, though thinner in tex- 

 ture, and more veiny, subsequently enlarged, converging 

 round the seed, and permanent, bearing, in some species, 

 a dorsal grain or tubercle. Filam. capillary, very short. 

 Anth. erect, oblong, of 2 lobes. Geim, superior, trian- 

 gular, rather turbiiiate ; sometimes in a separate flower. 

 Styles capillary, spreading, protruding between the petals. 

 Stigm. large, in many fine tufted segments. Peric, none, 

 except the enlarged, closed petals. Seed 1, triangular, 

 polished, with 3 sharp edges ; embryo oblong, at one side 

 of the alhmneiu 



Perennial, smooth, more or less astringent, or acid, herhs^ 

 rarely shrubby. Leaves oblong, wavy, seldom divided, 

 mostly alternate and stalked. Fl, numerous, green, form- 

 ing whorled terminal clusters ; in some species monoe- 

 cious, dioecious, or polygamous. Each partial JtoiaeV' 

 stalk has a joint near the base. 



* Flowers all perfect. 



1. 'R. sanguineus. Bloody-veined Doek. |3. Green- 

 veined Dock. 



Permanent petals entire, oblong, one of them at least tu- 

 berculated. Leaves lanceolate ; somewhat heart-shaped. 



R. sanguineus. Linn. Sp. PL 476. Willd. v. 2. 250. Ft. Br. 390. 



Engl. Bot. V. 22. f. 1533. Hook. Scot. 112. Ehrh. PL Off. 153. 



Winch Guide v. 1 . 34. 

 Lapathum folio acuto rubente. Bauh. Pin. 115. Maii Syn. 142. 



Moris. V. 2. 579. 

 L. sanguineum. Munt. BriL f. 1 13. Bauh. Hist. v. 2. 988./. 989. 

 L. sativum sanguineum. Ger. Em. 390./. 

 L. rubens. Dod. Pempt. 650./ Cariier. Eplt. 229. /. 

 Blood-veined Dock. Pet. H. Brit. t. 2./ 5. 

 /3. viridis. Slhth. 118. Fl. Br. 390, 



