141 
Capsule a Pouch. Siliculosa. 
466. Vernal Whitlow Grass. — D. verna. 
Stems naked, somewhat serrated. — Curtis. 
I. 49. 
Walls and Fields, March, A. Common. 
Shepherd* s Purse. Thlaspi. Gen. PL 1078. 
Pouch nicked, inversely-hcart-shaped, with 
many seeds, valves boat-shaped, keeled and 
bordered. 
467. Common Shepherd*s Purse. — T. Bursa 
pastoris. 
/ 
Pouches inversely heart-shaped, root leaves 
winged. — Curtis. I. 40. 
Walls and Fields, April, A. Common. 
Scurvy Grass. Cochlearia. Gen. PI. 1079. 
Pouch nicked, swelling, rough, valves hunch- 
ed, blunt. 
468. Swine* s Cresses. — - C. Coronopus. 
Leaves winged, stem depressed. — Martyn. 
92. 
Road-sides, June, A. Common. 
Candy ^uft. Iberis. Gen. PI. 1080. 
Blossom irregular, the two outermost petals 
largest, pouch with many seeds nicked. 
469. Rock Cress. — I. nudicaulis. 
Herbaceous, 
