2 (7) Ascospores usually shorter than 30 ju; without append- 

 ages. . . (see also Amerosporae) Halonectria milfordensis 



3 (1) Ascospores with a caplike, bulbous or threadlike appendage at each end 4 



3 (1) Ascospores without appendages 5 



4 (3) Appendages bulbous, subspherical Lindra (p. 14) 



4 (3) Appendages caplike or threadlike . . . (see also Phragmosporae) Haligena (p. 29) 



5 (5) Ascospores to 1(X) ^l long, 3- to 4-celled, tapering at 



one end Trailia ascophylli 



5 (3) Ascospores to 4(X)^ long, filiform, cylindrical or tapering at both ends 



13 



Lindra (p. 14) 



