2fi CRUCIFER^:. [Lepidium. 



Senebiera didyma, E. Fl. v. iii. p. 180. S. pinnatifida, De 

 Cand. Lepidium didymum, Linn. E. Bot. t. 248. 



Waste ground near the sea. Plentiful on sandy grounds near the 

 harbour at Youghal, and on dry banks near Ross. Road-side near 

 Clerk's Bridge, Cork ; Rev. William Hincks, F.L.S. Plentiful about 

 the Lough at Cork ; Charles Halpin, Esq. FL July. 0. 



16. CAPSELLA. De Cand. Shepherd's Purse. 



Pouch laterally compressed, obcordate-cuneate ; the valves 

 sharply keeled, without wings, many-seeded. Cotyledons in- 

 cumbent, (O [| ). Name, the diminutive of Capsula; a little 

 capsule or box. Te.tr adynamia. Siliculosa. 



1. C. Bur sa- Pastor is, De Cand. Common Shepherd's Purse. 

 Br. Fl. 1. p. 295. Thlaspi Bursa-Pastoris, Linn. E. FL v. iii. 

 p. 173. E. Bot.t. 1435. 



Corn fields and waste places, everywhere, most abundant. Fl. the 

 whole summer. 0. Very variable, from three inches to 1 2 feet high. 

 Radical leaves more or less pinnatifid, cauline ones lanceolato-sagittate, 

 all generally toothed, and rough with hairs. Flowers small. It differs 

 in the embryo as well as in the pouch from Thlaspi. This, however, 

 according to Sir J. E. Smith, is the true Thlaspi of Dioscorides. 



17. LEPIDIUM. Linn. Pepper-wort. 



Pouch with the cells one-seeded, the valves keeled. Petals equal. 

 Cotyledons incumbent (O 1 1 ) ; rarely accumbent (O ). Br. 

 Name ; XeTrt?, a scale, from the form of the little pouches. 



Tetradynamia. Siliculosa. 



1. L. latifolium, Linn. Broad-leaved Pepper-wort. Leaves 

 ovate-lanceolate, undivided, serrated, or entire ; pouch oval, 

 entire. Br.Br. Fl. \. p. 296. E. Fl. v. iii. p. 165. E. Bot. 

 t. 182. 



Wet shady places near the sea, and salt marshes. Cork-beg, near 

 Cove, 1804, where it had been previously noticed by Smith. Fl. 

 July. !{.. Two or three feet high, branched, erect, with large leaves. 

 Flowers numerous, small, in many terminal and axillary clustered 

 racemes. 



2. L. ruderale, Linn. Narrow -leaved Pepper-wort. Flowers 

 diandrous, without petals ; radical leaves pinnatifid-; those of the 

 branches linear, entire ; pouch emarginate, patent. Br. Fl 1 . 

 p. 297. E. Fl. v. iii. p. 165. E. Bot. t. 1595. 



Waste places near the sea, and among rubbish. Sea-shore opposite 

 Kilbarrick Church ; Dr. Osborne. Fl. June. 0. Stems sometimes 

 a foot high, much branched. Seed-vessels numerous. Cotyledons 

 incumbent, as in most of the genus. 



3. L. campestre, Br. Common Mithridate Pepper-wort. Pouch 

 ovate emarginate, winged, rough with minute scales ; style 

 scarcely longer than the notch; cauline leaves sagittate, toothed. 



