CRUCIFER^ 33 



Tribe Raphane^. — Silicule indehiscent, jointed. 



40. Raphanus, L. 



Silicule elongated, separating into several I -seeded 

 joints ; flowers white or pale pink. Not alpine. 



R. Raphanistrumy L., Wild Radish ; cultivated land. 



41. RapistrUM, Boerh. 



Silicule separating into two I -seeded joints; flowers 

 yellow. Not alpine. 



R, rugosmHj Bergt.; lower leaves lyrate, upper oblong, 

 sessile; road-sides; Western Switzerland, Pyrenees. R. 

 perenne, All. ; all the leaves pinnatifid, acute ; Southern 

 Switzerland. 



Order VII.— RESEDACE.E. 



Flowers in racemes, irregular ; sepals unequal ; petals 

 unequal, deeply divided, springing from a broad necta- 

 riferous disk ; stamens 10-40, pendant. 



I. Reseda, L. 



Petals 4-7 ; seed-vessel a capsule, opening at the apex 

 before the seeds are ripe. A very small order, chiefly 

 Mediterranean. 



The two British species, R. lutea, L., Wild Mignonette, 

 and R. Luteola, L., Weld, are frequent ; also R. Phyteuma^ 

 L. ; sepals and petals 6, stem-leaves trifid at the apex, 

 capsule large, subtended by the very large calyx ; Pyre- 

 nees, Jura, Carniola ; and R. glauca^ L. ; sepals and 

 petals 5, leaves linear, entire, whole plant glaucous; 



sub-alpine valleys in the Pyrenees. 

 VOL. I C 



