86 Wyoiiiijig Experiment Station. 



CARYOPHYLLACEJE. 



Saponaria Vaccaria, L. Sp. PI. 409 (1753). 



This is becoming a troublesome weed in some parts of the state. 

 From the Big Horn Mountains, by B. C. Buffum in 1892; 

 Wheatlond, July 11, 1^94 (No. 474). 

 Silene acaulis, L. Sp. PI. ii, 603 (1762). 



Strictly alpine, Teton Mountains, August 21, 1894 (No. 973); 

 Medicine Bow Mountains, August 22, 1895 (No. 1828), 

 Silene antirrhina, L. Sp. PI. 419 (1753). 



Widely distributed and not rare. Platte River, July 14, 1894 

 (No. 493); Centennial Valley, August 17, 1895 (No. 1658). 

 Silene Douglasii multicaulis, Robinson, Contr. Gray, Herb. 144 



(1893). 



Union Pass at 10,000 ft., August 13, 1894 (No. 1019). 

 Silene Douglasii viscosa, Robinson, 1. c. 145. 



This is not quite typical but Dr. Robinson thinks it too near to 

 be separated. Union Pass, August 11, 1894 (No. 845). 

 Silene Hallii, Watson, Proc. Am. Acad, xxi, 446. 



On grassy, open slopes at high elevations; LaPlata Mines, 

 August 21, 1895 (No. 1829). 



Agrostemma Grithago, L. Sp. PL 435 (1753). 



As yet very rare in the state. Collected at Sugg's Road by B. C. 

 Buffum August, 1891. 



Cerastium alpinum Behringianum, Regel. Ost. Sib. i, 435. 



Not common even in the mountains; Union Peak, August 13^ 

 1894 (No. 1013). 



Cerastium arvense, L. Sp. PI. 438 (1753)- 



Very abundant in early summer in the Laramie Hills. Pole 

 Creek, June 2, 1894 (No. 138); near City Springs, June 21, 1891, 

 B. C. Buffum. 



Cerastium arvense latifolium, Fenzl. Ledeb. Fl. Ross, i, 412. 



Frequent on rocky hills and ledges in the mountains; Laramie 

 Hills, May 24, 1894 (No. 41). 

 Cerastium arvense maximum, HoUick and Britton, Bull. Torr. Club, 

 xiv, 45. 



Apparently rare; near the creek bank on lower Pole Creek, July 

 I, 1895 (No. 1380). 



