APPENDIX. 307 



Sandy fields, rare. See Flora, p, 160. 



An. Jlpril, May. 



Hauy, glutinous, aromatic. Fl. yellow. 



Mentha rotundifolia. Round-leaved Mint. Spikes in- 

 terrupted, somewhat hairy. Leaves eUiptical, blunt, 

 wrinkled, sharply notched, shaggy beneath. Bracteas 

 spear-shaped, E. B. 446. 



Moist, waste ground, rare. See Flora, p. 163. 



Per. August, September, 



Green, viscid ; smell acrid. Stam. prominent. Sm. 



Mentha riibra. Tall Red Mint. Flowers whorled. 

 Leaves egg-shaped. Stem upright, zigzag. Flower- 

 stalks, and lower part of the calyx, very smooth ; its 

 teeth hairy. E. B. 1413. M. sativa rubra. G. E. 

 680. 



Ditches, and watery places. See Flora, 'p. 164, 



Per. September. 



Smoothish, four to six flowers. Fl. large, reddish. Sm. 



Lepidium ruderdle. Narrow-leaved Pepperivort. Sta- 

 mens two. Petals none. Leaves smooth ; lower 

 ones wing-cleft, toothed ; upper, linear, entire. Pouch 

 notched. E. B. 1595. Thlaspi minus. G. E. 262. 



Waste ground, muddy, or calcareous soil. See Flora, p. 184. 



An. June. 



Plant one foot. Ls. fleshy. Fl. minute. Sm. 



Hutchinsia joe^r<:E«. Rock Hutchinsia. Leaves winged, 

 entire. Petals scarcely equal to the calyx. Stigma 

 stalkless. Seeds two in each cell. H. L. 31. Lepi- 

 dium petrseum. E. B. 111. 



Limestone rocks, and ivalls. See Flora, p. 184. 

 An. March, April. 



Stem branched, two to three inches, smooth. Fl. small, white. 

 Sm. 



Lathy rus palustris. Blue Marsh Vetchling. Stalks 

 many-flowered. Tendrils branched, each bearing seve- 

 ral elliptic-spear-shaped leaflets. Stipulas spear-shaped. 

 E. B. 169. 



Boggy meadows and thickets. \A''ood near Abingdon, Berks. Tur. 

 Per. July, August. 



Plant four feet, stalk winged. Fl. variegated with blue and 

 purple. Sm. 



TrifoUum ornithopodioides. Bird's-foot Trefoil. Flow- 



X 2 



