CL. XVI.] MONADELPHIA. 279 



inches high : flowers greenish-yellow. Annual : flowers in August 

 and September . grows in sandy ground, in the Isle of Thanet, and 

 near Bristol. Eng. Sot. vol. xvi. pi. 1090. Eng. Fl. vol. iii. p. 224. 



996. 



27. RA'PHANUS. RADISH. 



Calyx of four oblong, parallel, erect, deciduous leaves, two 

 of them slightly prominent at the base. Petals inversely egg- 

 shaped or heart-shaped, spreading, with linear, erect claws. 

 Filaments awl-shaped, erect ; a gland within each of the shorter, 

 and one at the outside of each pair of the longer ; anthers 

 oblong. Germen cylindrical, tapering. Style awl-shaped ; 

 stigma knobbed, small. Pod oblong, tapering upward, irregu- 

 larly tumid, as if jointed, leathery ; with two incomplete cells. 

 Seeds globular, arranged in a single row. Name from ra, 

 quickly, and phainomai, to appear. 340. 



1. R. maritimus. Sea Radish. Pods one-celled, jointed, fur- 

 rowed ; root-leaves interruptedly lyre-shaped. Root large, taper- 

 ing, branched : stems spreading from one to two feet high : flowers 

 large, pale-yellow. Biennial : flowers in May and June : grows in 

 sand near the sea : not common. Sussex, Galloway, Ayrshire, Bute, 

 abundant on the western coasts of the outer Hebrides. Eng. Bot. 

 vol. xxiii. pi. 1643. Eng. Fl. vol. iii. p. 227. Perhaps a variety of 

 the next. 997. 



2. R. Raphanistrum. Field Radish. Charlock. Pods one-celled, 



jointed, striated ; leaves lyre-shaped. The whole plant rough 



with bristles : stem from one to two feet high : flowers pale-yellow. 

 Annual: flowers in the summer months: grows in corn-fields, 

 abundantly. Eng. Bot. vol. xii. pi. 856. Eng. Fl. vol. iii. p. 226. 998. 



CLASS XVI. MONADELPHIA. 



Plants bearing Flowers the Filaments of whose Stamens 

 are joined together in one set. 



Order I. PENTANDRIA. Five Stamens. 



1. ERO'DIUM. Style one. Fruit beaked, formed, of Rye capsules, 



each tipped with a spiral awn, bearded on the inside. 



(Linum. CL V. Geranium pusillum. Monadelphia Decandria.) 

 Order II. DECANDRIA. Ten Stamens. 



2. GERA'NIUM. Style one. Calyx of five leaves. Corolla of five 



petals. Fruit beaked, of five aggregate capsules, each with a 

 long naked awn. 

 Oxalis. Spartium. Genista. Anthyllis. Ulex. Ononis, 



Order III. POLYANDRIA. Numerous Stamens. 



o. LAVATE'RA. Styles numerous. Calyx double, the outer three- 

 lobed. Capsules numerous, circularly arranged, one-seeded. 



