42 THE FLORA OF THE ALPS 



D. Armericiy L., Deptford Pink, flowers small (J in. diam.), 

 in loose cymes, petals narrow, distant, toothed, red 

 with dark spots, bracts green, downy; dry banks in the 

 lowlands. D. prolifer^ L. ; leaves short with scabrous 

 margins, petals contiguous, notched, purplish red; dry 

 pastures, common. D. Carthusianoruni, L. (PI. 13); 

 leaves linear-lanceolate, acute, calyx ciliate, petals con- 

 tiguous, irregularly dentate, uniformly red, involucral 

 bracts brown, coriaceous; dry meadows, common. D. 

 atrorubens, All. {yaginatus^ Vill.) ; similar, but with smaller 

 darker flowers, petals not contiguous, and slender stem ; 

 Southern Switzerland, Tirol, Dauphiny, Pyrenees. 



B. Flowers solitary or in loose cymes ; petals toothed : 

 — D. Segiiieriy Chx. (PI. 14) ; flowers large, usually 2-4, 

 petals deeply toothed, pink with a row of red spots at 

 the base, bearded, contiguous, calyx C3^1indrical, calyx- 

 scales ciliate; alpine; Southern Switzerland, Dauphiny, 

 Pyrenees. D. attenuatus, Sm. ; flowers smaller, usually 

 2-4, uniformly pink, calyx conical, petals not contiguous, 

 crenulate or dentate, leaves subulate ; rocks ; Eastern 

 Pyrenees. D. p?mge?is, L. ; flowers 1-3, pink, not con- 

 tiguous, nearly entire, leaves subulate, glaucous, tufted ; 

 rocks ; Eastern Pyrenees. D. subacaulis^ Vill. ; flowers 

 solitary, very small, pink, petals not contiguous, nearly 

 entire, calyx cylindrical, leaves stiff"; a very dwarf plant, 

 forming a glaucous turf; Dauphiny. D. neglectus^ Lois. ; 

 flowers usually solitary, purple, petals not contiguous, 

 deeply toothed, outer sepals with a short stiff awn, leaves 

 3-nerved; Mont Cenis, Dauphiny, Pyrenees. D. del- 

 toides, L., Maiden Pink ; flowers solitary, f in. diam., 

 pink spotted with white, petals not contiguous, leaves 

 soft, downy, 3-nerved; mountain pastures, common. 



