CARYOPHYLLE^: 41 



i. GYPSOPHILA, L. 



Calyx campanulate, 5 -angled, without scales at the 

 base ; petals not clawed, gradually narrowed to the base, 

 without a corona ; styles 2. 



G. muralis, L. ; an annual plant, with somewhat pu- 

 bescent stem, flowers inclined, petals white, veined with 

 red ; on walls in the lowlands. G. repens, L. ; a perennial 

 very glabrous plant, inflorescence many-flowered, flowers 

 erect, petals usually white, sometimes pink ; in all alpine 

 situations. 



2. TUNICA, L. 



Calyx campanulate, 5-angled, with 2 or more scales at 

 the base ; otherwise like Gypsophila. 



T. saxifraga, L. ; dry places in all alpine regions, 

 common. 



3. DiANTHUS, L. 



Calyx tubular - campanulate, with two or more im- 

 bricating scales at the base, 5-toothed; petals 5, clawed, 

 usually cut or fringed, pink or red; ovary i -celled; 

 styles 2. 



Many species of Pink are alpine plants, growing at a 

 great elevation ; others belong to the Mediterranean 

 flora. 



A. Flowers in crowded terminal cymes enclosed in 

 a common involucre : D. barbatus, L. (Sweet William) ; 

 leaves broadly lanceolate, shortly stalked, sheathing, 

 calyx - scales green, petals irregularly dentate ; Swit- 

 zerland (rare), Pyrenees, Carniola, Carinthia, Styria. 



