SECTION PETALOIDES. 



21. ABERRANT SPECIES FORMING "NEW GENERA." 



POCULA (Fig-. 443). A little species, the smallest known, and 

 for many years supposed to be a Sphaeria. A full account is given 

 in Myc. Notes, Pol. Issue p. 44. It is not rare in the United States 

 and occurs also in South America, Australia, and Japan. 



Fig. 443 



Petaloides Pocula. Natural size; also two specimens (X6), and the face of pores (X6). 



A 



4 



Fig. 444 



Petaloides pusiolus. Enlarged six diameters. Also drawing by Miss Wakefield showing cystidia 

 much magnified and a section of the pores enlarged. 



PUSIOLUS (Fig. 444). Pileus obconic, pendant, 3-4 mm. in 

 diameter, with a short stipe. Surface brown, appearing velutinate from 

 the enlarged projecting ends of the hyphae tissue. Context isabelline, 



140 



