98 CARYOPHYLLACE.E. 



Montgomeryshire and in a few places in Scotland, dis- 

 tinguished by its slightly-notched petals, 5-eelled cap- 

 sules, and clammy stem; and R. alpina (Eed Alpine 

 Campion), a much smaller species, 5 6 inches high, 

 which grows on the summits of the Clova mountains. 



5. AGROSTEMMA (Corn-Cockle). 



1. A. Githdgo (Corn-Cockle). Calyx much longer 

 than the corolla ; petals undivided, destitute of a crown. 

 A common corn weed, with an upright downy stem, 

 and large handsome purple flowers ; seeds large, and 

 consequently difficult to be separated from the corn with 

 which they are threshed. Fl. June, July. Perennial. 



6. SAGINA (Pearl-wort}. 

 * Sepals, stamens, and styles, 4. 



1. S. procumbens (Procumbent Pearl- wort). Peren- 

 nial ; stems prostrate, smooth ; leaves pointed ; petals 



SAGlNA PROCUMBENS, and S. APETALA. 



much shorter than the calyx ; capsules curved down- 

 wards before ripening. Well known to gardeners as a 

 troublesome weed infesting the paths, and so prolific as 

 to require repeated eradication. The flowers are at all 

 times inconspicuous ; the stems are from 1 to 4 inches 

 long. Fl. all the summer. Perennial. 



* Two other British species belong to this group, both 



