480 ILtino1is NATURAL History Survey BULLETIN Vol. 26, Art. 6 
man’s agar than on potato dextrose agar. disease form were selected for spore meas- 
From several isolates which produced urements. The only purpose of making 
septate macrospores rather abundantly on spore measurements was to find out if iso- 
Wellman’s agar, two isolates from each lates from the different disease forms 
Fig. 19.—Corms of 14 gladiolus varieties, each corm inoculated with four isolates of 
Fusarium. The locations of the inoculations on each corm are as follows: top, isolate 49-8} 
right, 50-27; bottom, 50-22; left, 49-17. Photograph was taken 34 days after inoculation. 
