KEY TO GENERA AND SPECIES OF PHRAGMOSPORAE 



1 Ascospores provided with appendages 2 



1 Ascospores without appendages; with or without a gelatinous sheath 6 



2 (I) Ascospores provided with apical or equatorial appendages, but not both 3 



2 (/) Ascospores provided with apical as well as equatorial appendages Corollospora {p. 22} 



3 (2) Appendages positioned around the equatorial septum 



Chaetosphaeria chaetosa 



3 (2) Appendages positioned at one or both spore apices 4 



4 (.?) Ascospores provided with 3 or 4 slender, radiating append- 

 ages at one end Torpedospura radiata 



4 (3) Ascospores provided with a single appendage at one or both apices 



27 



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