MEMOIRS FROM THE DEPARTMENT OF BOTANY OF COLUMBIA COLLEGE. 147 



long, five-cleft to above the middle, hidden in the ocreae; stamens eight, included; 

 style .4 mm. long, three-parted, the segments apparently formed by the splitting of the 

 apex of the ovary or achene, divergent, included; achene triquetrous, 1.7 mm. long, ob- 

 long, smooth or minutely granulat- about the angles and apex. 



Vicinity of Chico, California. 



