Penidllium spinulosum n. sp 7(> Penicillium No. 28 77 Species forming pink sclerol ia 78 Penicillium No. 29 78 Penicillium No. 30 Penicillium No. 31 Penicillium No. 32 Comparal ive cultural data 81 Cultures in distilled water Agar-agar as a source of food Agar-agar as a source of carbon Various sources of carbon Cultures in Raulin's fluid and in Cohn's solution Color in conidial areas Effect of concentrated media The grouping of species Odors Anaerobic cultures (with carbon dioxid) Incubation tests Summary of data from comparative culture Keys to cultural identification of species Key 1.-Analysis of species in cultures upon gelatin and agar Key 2.-Species determinable from substrata '' 35. I'i nn ill in in No. :il 80 36. /'< nidllium No. 32 81 En this he lias followed the bacteriologists fun her than the writer has thought necessary by giving formulas for a considerable number of media and detailed notes ato reactions upon such media, instead of the more formal descriptions attempted here.
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