CRUCIFER^ 33 



Tribe Raphane^. — Siliciile indehiscent, jointed. 



40. Raphanus, L. 



Silicule elongated, separating into several i -seeded 

 joints ; flowers white or pale pink. Not alpine. 



R. Raphanistru7n, L., Wild Radish ; cultivated land. 



41. Rapistrum, Boerh. 



Silicule separating into two i -seeded joints; flowers 

 yellow. Not alpine. 



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

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

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

 Switzerland. 



Order VII.— RESEDACE^. 



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 



