CONTENTS. 



] 'age 



Introduction 9 



The basis for specific characterization LO 



Necessity for describing culture media and temperal lire conditions 11 



Habit, -i run ure, and appearance of colonies 15 



Physiological effects upon media 19 



Culture media 22 



Nomenclature 23 



The generic name 23 



Nomenclature of Bpecies 23 



The type species 25 



Explanation of drawings 27 



/', niiill in in i i pn ii sin, i Link 27 



I', nicillium italicum Wehmer 29 



/', nicillium digitatum Saccardo 31 



/', nirill in m roqueforti Thom 34 



P< a i rill in in purpurogt num 0. Si nil 36 



/', nicillium pinophilum Hedgcock (nomen oovum) 37 



/', nicillium rubrum 0. Stoll 39 



/', nirill in in I hi, a a, Zukal 39 



/', nicillium duclau ri I >elacroix 42 



I', nicillium clavifornu Bainier 13 



I', nicillium granulatum Bainier 1 1 



/', // : ,-illiiini In, ri, -mi I, Saccardo 15 



/', nicillium br< vicauL Saccardo, var. album Thom, n. var 17 



Penicillium brevicauh Saccardo, var. glabrum Thom, n. var is 



/', nicillium roat tun Link (?) in 



I't nicillium runt, mberti Thom 50 



/', nirill in in nun, m In rli var. rogt ri Thom, n. var 52 



I', n icillium bifornu d. sp -''1 



/', nicillium commune a. sp 56 



Penicillium No. 22 : 



I', nil ill in in chrysogenum n. sp 58 



Penicillium rugulosum d. sp no 



I', nir, Ilium rilrin u m n. ~|> lil 



Pen icillium X... :{? 63 



/'. nicillium X" 12 64 



/', nicillium alranu nto&um a. sp 65 



Penicillium No. 24 66 



I', nirill in in slnlniiiji r a in n. sp 68 



/', nirilHii tit Jtintrtilnstiiii n. sp 69 



/', II iri 1 1 in m il, ninth, lis II. .- ] > 71 



I', nicillium divaricatum a. sp 72 



I', nicillium lilacinum n. >p 7:1 



