200 FETCH : 



Key to the known Species. 



Aschersonia. 



I, — No paraphyses in the pycnidium : — 



A. — Pycnospores fusoid or narrow-oval, ends not pro- 

 duced : — 



(1) Pycnospores, 13-18 x 4-5 [x . . H. cavernosa 



(2) Pycnospores, 9-14 x 2-3*5 j;. ..A. Coffeae 



(3) Pycnospores, 6-13 X 1-2 [>. :— 



(a) Stroma minutely verrucose, olive 



brown . . . . H. olivacea 



(6) Stroma minutely verrucose, red- 

 brown . . . . H. pclmse 



(c) Stroma smooth, fuscous ..A. marginata 



{d) Stroma smooth, scarlet . . H. ceramichroa 



B. — Pycnospores with prolonged tips : — 



(1) Stroma columnar, pycnidial orifice 

 ring-shaped .. •• A.oxystoma 



(2) Stroma pezizoid or columnar, pycni- 

 dium tubular, branching . . A. turhinafa 



(3) Stroma stud-shaped, or flattened pul- 

 vinate, with a membranous hypothal- 



lus • . . . A. hasicysiis 



(4) Stroma two-thirds globose, buff ..A. cuhensis 



11. — Paraphyses present in the pycnidium :— 



A. — Stroma discoid : pycnidia regular, globose : — 



(1) Stroma red .. •• A.samoensis 



(2) Stroma white, becoming green .. A.viridans 



(3) Stroma yellow : — 



(a) Subrugose, opaque, scarcely con- 

 stricted at the base .. A.samoensis 



(b) Smooth, opaque, constricted at the 



base . . ..A. Uumenavi- 



ensis 



(c) Smooth, subtranslucent .. A.flava 



