CARYOPHYLLE^ 47 



Southern Switzerland, Savoy, Dauphiny. L, coronaria^ 

 Lam. {Agivstemma coronariay L.) ; flowers large, in a 

 loose cyme, petals pink, entire, leaves thick, lanceolate, 

 stem and leaves tomentose ; stony places ; Southern 

 Switzerland, Pyrenees, rare. L. alpina, L. (PI. 20) ; 

 flowers in compact cymes, petals pink, bifid; lower 

 leaves lanceolate, upper narrower, stem 3-6 in. high ; a 

 caespitose glabrous plant; high altitudes; Switzerland, 

 Dauphiny, Pyrenees. L. nummularia, Lap. (Petrocoptis 

 pyrenaicUy Br.) ; caespitose, flowers white, in loose cymes, 

 calyx campanulate, petals entire or emarginate, wedge- 

 shaped, styles 5-6 ; rocks ; Western Pyrenees. 



8. GiTHAGO, Desf. 



Calyx coriaceous, with leafy teeth ; petals entire, desti- 

 tute of a corona, clawed; styles 5. Not alpine. 



G, segetum^ Desf. {Agrostemma Githago, L.), Corn 

 Cockle ; woolly, flowers large, solitary, petals light 

 purple; cultivated land. 



Tribe Alsine^. — Sepals distinct; petals clawed, not 

 furnished with a corona, usually white and small; disk 

 small; styles free. Genera 9-21. 



9. HOLOSTEUM, L. 



Petals jagged ; styles 3 ; capsule cylindrical, 6-valved ; 

 stem viscid. Not alpine. 



H. umbellatum, L. ; stamens often only 3, radical 

 leaves narrowly elliptic, stem nearly leafless ; walls and 

 dry places ; not common. 



