58 BRITISH BOTANY. 



Lepidium, Lin. — Hoary or glaucous plants^ with large clusters 

 of white flowers^ and a hot pungent flavour. Sepals equal at the 

 base. Petals equal, sometimes abortive. Pouch ovate or orbi- 

 cular, compressed, often notched at the apex ; valves keeled, often 

 winged. Seeds ovate or oblong, pendulous, one in each cell. 

 f Pouch ovate, notched ; valves keeled, with broad Avings. 



Ii. campestre, Br. Field Pepperwoi't. {Mithridate Pepper- 

 wort.) E.B. 1385. L.B.S. 70, 



A. 16. C. 60. Lat. 50-58°. Alt. 0-200 yds. Tern. 51-46°. 



Stems erect, slightly pubescent or densely hairy, and branched 

 towards the top, leafy. Leaves glabrous or pubescent ; the root- 

 leaves in a spreading rosette, oblong, tapering, more or less 

 toothed or incised; stem-leaves oblong-lanceolate, sagittate and 

 clasping at the base, toothed, with large, sharp-pointed auricles. 

 Pedicels of the fruit spreading, about as long as the pouches. 

 Pouches rough, scaly, with broad wings, especially towards the 

 apex, notched, lobes not diverging ; style very short. 



On gravelly fields. Annual ; June-August. 



L. hirtum, Sm.? — Smithii, Hook. — L. heterophyllum, Benth., 

 /3, canesce?is, Gren. Smooth Pepperwort. — e.b. 1803. l.b.s. 69. 

 A. 16. C. 60. Lat. 50-58°. Alt. 0-350 yds. Tern. 52-43°. 



Root woody, perennial. Stems several, much branched (or 

 rather, several stems from the same root), round, hairy, leafy. 

 Root-leaves oblong, tapering at the base, on long, slender stalks ; 

 stem-leaves oblong-lanceolate, clasping, with long, narrow auri- 

 cles, toothed or entire. Pouches in dense clusters ; pedicels 

 spreading or reflexed, longer than the fruit, crowned with the 

 style, which is considerably longer than the lobes. 



Hedge-banks. Perennial; July-September. 



The Surrey specimens of this plant resemble L. campestre in 

 habit. Specimens from Southampton are of a more straggling 

 habit, with broader, thinner, and more entire leaves, with wiry, 

 slender, few-leaved stems, and with a shorter and laxer cluster. 



f f Pouch orbicular or ovate, entire or slightly notched, not winged, or 

 slightly winged. 



Ii. ruderale, Lin. Narroiv-leaved Pepperwort. — e.b. 1595. 



L.B.S. 71. 



A. 6. C. 12. Lat. 50-53°. Alt. 0-? Tern. 52-49°. 

 Stem 6-12 inches high, erect or ascending, usually diffuse, 

 with spreading branches. Root-leaves pinnatifid, with linear. 



