Erodium.'] MONADELPHIA — rEKTANDRIA. 257 



quailranffiilar, its surface scarcely rugged. — The seeds yield the mnstard 

 of our tables. 



4. S. incdna, L. (Jioary Mtistai-d); pods appressed turgid witli 

 a short 1-seeded beak, leaves lyrate hispid, cauline ones linear- 

 lanceolate, stem much branched. DC. Bot. Gall. i. 52. JJab. 

 Prim. Fl. Sam. ined. 



Ou the Quenvais, Jersey, but rare. Fl. July, Aug. $ . — " Pod gli- 

 l)rou3 or hairy with a glabrous beak, each of its valves with 1 ucrve. 

 Seed ovate, compressed." Buhington. 



5. S. temiijolia, Br. (Jine-leaved 3Iustard); pods linear gla- 

 brous shortly beaked erect, peduncles spreading, leaves lanceo- 

 late very acute pinnatifid or bipinnatifid, stem glabrous. — Sis>/m- 

 briuin, L. — E. Bot. t. bib. — Diplotaxis, DC. 



Old walls about great towns, in the south, south-west, and east of 

 England ; as London, Bristol, Yarmouth, Chester. Coast of Fife. Fl. 

 July, Aug. 1/. — Root thick, woody. Stem 1 — Ij ft. high. Floivers 

 large, yellow. This plant smells very disagreeably. 



6. S. tmerdlis, Br. (sand 3Iiistard) ; pods linear glabrous 

 shortly beaked erect, peduncles spreading, leaves sinuate gla- 

 brous, stem spreading hairy. — Sisymbrium murale, L. — E. Bot. 

 t. 1090.— Diplotaxis, DC. 



Sandy barren fields near the sea, in the south and south-west of 

 England. Isle of Thanet, and below Bristol. Dunfermline. FL Aug. 

 Sept. ©. — Very near the preceding, but annual. 



30. Raphanus. Liiui. Radish. 



1. R. Raphanistrum, L. (tcild Radish or jointed Charlock); 

 leaves simply lyrate, pods of one cell jointed striated. E. Bot. 

 t. 856. 



Corn-fields, frequent. Fl. June, July. O .— 1— U ft. high. Leaves 

 stalked, rough. Flowers yellow, veined. 



2. R. maritimits, Sm. {sea Radish); leaves interruptedly ly- 

 rate, pods of one cell jointed striated. E. Bot. t. 1643. 



Beachy-head, Sussex. Jersey and Guernsej'. Sea-shore in Bute 

 and Galloway, Scotland. Fl. June. $ . — 3 — 4 feet high. All the leaves 

 rough and the lobes toothed. Flowers rather large, yellow. — " Pods 

 larger than in the preceding, and (especially when dry) channelled with 

 fewer, broader, and deeper furrows, and sharp intermediate prominences ; 

 the beak also is smoother, as is the upper portion of the plant generally." 

 — J. E. Boivman. Is it really a distinct species ? 



CLASS XVI. MONADELPHIA. Filamenis com- 

 bined in one set. i 



ORD. I. PENTANDRIA. b perfect Stamens. 

 1. Erodium. Style 1. Cal. of 5 leaves. Cor. of 5 petals. 



■ 1 In Erodium and Geranium the union of the filaments takes place only at 

 the very base, and is with difficulty seen. 



VOL. I. S 



