EISTDOTHIA PAEASITICA AND RELATED SPECIES. 



31 



width from 1.76 to 1.85 microns are included under 1.8. The rela- 

 tive shapes of the spores in each specimen are thus clearly shown. 



Table I. — Measurements of jtycnosporcs and asci of Endothia. 



Pycnospore Measttrements. 





Number per specimen having the given length or width. 





Specimens. 



Lengths (microns). 



Widths (mi- 

 crons). 



Total. 





2 



2.5 



3 



3.5 



4 



4.5 



5 



5.5 



6 



6.5 



7 



1 



1.5 



2 



2.5 





Sphaeria gyrosa Schw.,Herb. 



2 



3 



6 



5 



10 



4 



11 

 9 



11 

 6 



8 



6 

 3 



5 

 4 



2 

 6 



4 

 3 



3 



4 



11 



12 

 5 



8 



1 



5 



11 















9 

 5 



5 



15 

 11 



18 



5 

 8 



6 



8 



7 

 8 

 3 

 12 



2 

 1 



1 

 9 

 17 



19 



4 



9 





26 



S. gyrosa Schw.,Herb.'Schwaeg. 

 Endothia gyrosa on beech, Al- 















17 



















24 











i 









14 









6 



5 

 2 



1 



1 











25 



E. fluens on chestnut, Fort 





1 

 1 



2 

 4 



1 

 1 













25 



E. fluens, Lugano, Switzerland. 

 E. fluens mississippiensis, No. 

 1706A 

















12 

















16 



E. longirostris 2 



3 



! 









6 



14 



6 



6 



3 3 



2 







4 



19 

 13 



3 



25 







1 



1 





25 



















Lengths of Asci (Microns). 



Specimens. 



No. 



Nimiber per specimen having the given length. 



Total. 



25 



30 



35 



40 



45 



50 



55 



60 





1702 

 1737 

 1741 

 1729 

 1715 

 1656 

 1711 

 1927 



1806 

 1710 

 1739 

 2151 

 1709 



2 



""2 



2 



8 

 1 

 5 

 4 

 7 

 6 

 16 

 10 



5 

 1 



11 

 14 



6 

 16 

 16 

 16 



7 

 12 



14 



""5" 



1 

 11 











22 



Bo 











26 



Do 











11 



Do 



6 

 3 

 1 











26 













26 



E. fluens on Castanea, Stresa, Italy 



1- 



1 







25 







25 



Do 













24 



E. fluens mississippiensis, Blue Moun- 



3 



1 



10 



2 











22 





2 

 10 

 14 









4 



Do 



1 

 4 







26 









4 



3 



27 





1 

 19 



4 

 6 

 6 



7 



6 



15 



13 



10 





8 

















25 







5 

 3 

 1 













24 







3 











25 















17 









6 



5 



3 



2 



16 

















Widths of Asci (Microns). 



Specimens. 



Number per specimen having the given width. 



Total. 



4 



5 



6 



7 



8 



9 



10 









8 

 2 

 2 

 1 

 2 

 7 

 3 



2 









10 





1 



8 









11 





6 

 6 

 6 



2 

 3 

 2 

 1 



4 

 4 

 2 







12 













11 



E. fluens mississippiensis 











10 







2 







11 



E. longirostris, French Guiana 





3 

 6 



7 

 6 







9 









2 

 2 



4 





10 





....... 







10 











10 















