6 CONTENTS. 



Tajce. 



/'< nicillium intricatum a. Bp 75 



Penidllium spinulosum n. sp 7(> 



Penicillium No. 28 77 



Species forming pink sclerol ia 78 



Penicillium No. 29 78 



Penicillium No. 30 79 



Penicillium No. 31 80 



Penicillium No. 32 80 



Comparal ive cultural data 81 



Cultures in distilled water 82 



Agar-agar as a source of food 83 



Agar-agar as a source of carbon 83 



Various sources of carbon 83 



Cultures in Raulin's fluid and in Cohn's solution 86 



Color in conidial areas 87 



Effect of concentrated media 88 



The grouping of species 89 



Odors 90 



Anaerobic cultures (with carbon dioxid) 90 



Incubation tests 91 



Summary of data from comparative culture 94 



Keys to cultural identification of species 94 



Key 1. — Analysis of species in cultures upon gelatin and agar 95 



Key 2. — Species determinable from substrata 97 



Tabular statements 98 



Table 1. — Tabulation of salient characters of species 98 



Table 2. — Gelatin and color reactions 100 



Table 3. — Comparative cultures 101 



Table 4. — Comparative cultures in synthetic fluid (Dox's) 102 



Table 5. — Decimal summary of comparative cultures in synthetic fluid 



(Dox's) 104 



Table 6. — Incubation experiments 105 



References to literature 106 



Index to species 109 



