

TETRADYNAMIA S1L1QU0SA 391 



Root annual. Stem 2 to 4 or h feet high, thickish, striate, branched sparsely 

 anlretZlly hirsute. Leaves petiolate, lyrately pseudoymnate, dentate , the ter- 

 ^nTsZnen large, Uobed. KacemeB 3 to 6 inches long ; ped.cel,, abou half an 

 ?^hlonTZeadi!g Petals yellow, obovate, rather large. S.l.que* h,sp t d, spread • 



subglobose, pale brotcn. 



Hab. Gardens: not very common. Fl. June. Fr. August. 



Obs. This is occasionally cultivated for its B cods,-u>hich are used as a condx- 

 ment ■ and, in latter times,have been somewhat celebrated as a remedy for nervous 

 Splits, dyspepsia, *c. They are administered whole. There are no native 

 species in the U. States* 



b. Silique indehiscent, lomentaceous. 



322. RAPHANUS. L. DC. Syst. 2. p. 662. 

 [Greek, Ra, quickly, and phainomai, to appear; from its speedy germination.] 



Calyx erect, somewhat gibbous or bi-saccate at base. Petals ungui- 



culate; border obovate. Filaments without teeth. SiUqtte terete, 



acuminate, valveless, subcrose, transversely many-celled, or dividing 



into joints. Seeds in a single scries, globose, pendulous ; cotyledons 



thick, incumbent, conduplicate. 



1. R. sativus, L. Loiver leaves lyrate, petiolate ; siliques terete, 



torose, acuminate, scarcely longer than the pedicels. DC. Prodr. 1. 



p. 228. 



Cultivated Rat-hanus. Vulgo — Radish. Garden Radish. 



Gdtticz—Radis. Raifort. Germ.— JJer Rettig. Hisp.—RAbano. 



Sub-species A. radicula, DC. Root more or less fleshy, tender, 

 white, or red. 



Var. a. rotunda. Root subglobose. Vulgo — Turnep Radish. 

 Var. b. oblonga. Root oblong, terete. Vulgo — Common Radish. 



Sub-species B. wiger, DC. Root fleshy, solid, hardish, more or 

 less acrid. 



Var. a. vulgaris, (also, b. rotundus). Root black externally, -white 



-within, oblong, or subglobose. 



Vulgo — Black Turnep Radish. Spanish Radish. 



Annual. Root fleshy, oblong, or roundish, often large. Stem 1 to 2 or 3 feet 

 high, sparingly hispid, branched. Leaves hispid; radical ones lyrately pseudo- 

 pinnate, the terminal segments large, rounded, often emarginate ; upper ones 

 ovate-oblong, serrate, somewhat hastate-lobed at base, subsessile. Racemes sub- 

 corymbose, elongating ; pedicels about an inch long. Sepals lance-linear, erect, 

 sparingly hispid, 2 of them gibbous at base. Petals nearly twice as long as the 

 calyx; border purple {sometimes white), obovate, spreading ; claw greenish white. 

 Siliques torose. Seeds few, large. 



Hab. Gardens, $c. common. Fl. June—September. Fr. July— October. 



Obs. Very generally cultivated for the table,— especially the sub-species A . There 

 are no native species in the U. States. 



