by C. G. LLOYD. 



PLATE 8 



Fig. 1. Fig. 2. 



Fig. i, plants from B. O. Longyear, Michigan. Fig. 2, a plant enlarged four diameters. 



BOVISTELLA ECHINELLA. 



Fig. a, 



Fig. 4. 



Fig. 3, plants from William Gollan, British India. Fig. 4, a plant enlarged four diameters. 

 BOVISTELLA TRACHYSPORA. 



