84 Caryophyllaceae 



Lychnis More or less glandular-hairy, 



apetaia L. 2-6 inches high. Leaves linear 

 Nodding or oblanceolate, \-2\ inches long. 

 Lychnis. Flower solitary, J-f of an inch 

 long, nodding; calyx inflated, strongly pur- 

 ple veined, its teeth triangular-ovate, acute; 

 petals purple, as long as or shorter than the 

 calyx, narrow, 2 -cleft. 



Among loose boulders on the moraines 

 and alpine summits throughout the region, 

 flowering in July. 



Cerastium Stems tufted, ascending from a 



arvense decumbent base, 3-6 inches high, 



strictum hairy throughout, roughly so at 



(L.) Rydb. the b glandular at the sum- 

 Field 



, . , , mit. Leaves numerous, A | of 

 Chickweed. 



an inch long, narrowly lance- 

 olate, acute, with a broad sessile base. 

 Flowers several in a more or less close head, 

 nearly half an inch broad, white; petals 

 deeply notched. 



In dry stony ground in the lower valleys 

 of the Rockies, flowering in June. 



