CRUCIFER^ 27 



rare. D. Wahlenbergzi, Hartm. {lapponica^ DC.) ; stem 

 and leaves nearly glabrous, silicule spreading, style very 

 short; dry, frequent. D. Johaimisy Host, {carinthiaca, 

 Hoppe); leaves and stem with scattered stellate hairs, 

 stem glabrous ; dry, frequent. D. imiralis ; stem-leaves 

 cordate, half amplexicaul, dentate ; stony places in the 

 lowlands. 



D. Flowers white ; leaves ciliate : — D. ciliata^ Whlb. ; 

 leaves rather thick, shining, glabrous, petals three times 

 as long as sepals, siHcule linear ; Tirol, Carinthia. D. 

 lacteay Adans. ; leaves ciliate at the base, stem stellate- 

 hairy below, silicule elliptic-lanceolate; Tirol, Carinthia, 

 rare. 



23. LUNARIA, L. 



Seed-vessel broadly elHptical, on a long stalk ; two of 

 the sepals gibbous at the base ; petals large, violet. 



L. rediviva^ L., Moonflower; with large cordate-lanceo- 

 late, dentate leaves, and large fragrant flowers ; in bushy 

 places in the Alps, Dauphiny, Pyrenees. 



24. CLYPEOLA, L. 



Sepals equal at the base ; filaments winged and toothed ; 

 silicule orbicular, winged, containing only a single seed. 

 Not alpine. 



C. Gaudini, Trachs. ; flowers yellow, fruit-stalk arched ; 

 slopes ; Southern Switzerland, rare. 



25. Vesicaria, Poir. 



Seed-vessel nearly globular, sessile, not winged. 

 V. utriculata^ Poir., with lanceolate leaves and pale yel- 

 low" flowers ; clefts of rocks ; Valais, Dauphiny. 



