HYPOCRELLA AND ASCHERSONIA. 201 



(4) Stroma light brown, paraph yses up to 



100 \x . . . . A. badia 



(5) Stroma purple-brown, paraphyses up 

 to 160 li :— 



(a) Spores 16-19 ^ . . . . A. brunnea 



(b) Spores 10-14 j;, . . . . A. crenulata 



B. — Stroma discoid, pycnidia irregularly 



oval .. .. A.taitensis 



C. — Stroma discoid, pycnidia flask -shaped A. Tamurai 



D. — Stroma pulvinate, pycnidia regular, 

 spore masses distinct : — 



(1) Flattened pulvinate ; pycnidia flask- 

 shaped . . . . A. confluens 



(2) Subglobose ; pycnidium globose, 



usually solitary . . . . A. dwplex 



E. — Stroma cylindric, or pulvinate with 

 cylindrical processes : — 



(1) Pycnospores with prolonged tips .. A . ac^Uispora 



(2) Pycnospores fusoid : — 



(a) Pycnidia globose, with a long neck H. tuhulata 

 (&) Pycnidia cylindric .. A . columnifera 



F. — Stroma pulvinate, pycnidia irregular, 



spore masses distinct . . . . A. Andropogo- 



nis 

 G. — Stroma pulvinate, pycnidia regular, 



spore masses confluent : — 



(1) Yellow or orange . . . . A. Tamurai 



(2) Grayish-yellow, translucent . . A. australien- 



sis 

 H. — Stroma pulvinate : pycnidia widely 

 open, irregular, spore masses confluent : — 



(1) Spore mass reddish or orange-red : — 



(a) Paraphyses 40-80 [k . . A. placenta 



(6) Paraphyses 65-100 y. . . A. Aleyrodis 



(2) Spore mass yellow . . ..A. Goldiana 



