CULTURAL CHARACTERISTICS 



. hours 



Changes, 



.days 



Changes, 



.days 



^ETCHES 



Agar 

 Stroke 



Incubation 

 Temperature 



°C. 



Growth, scanty, moderate, abundant, none. 



Form of growth, filiform, echinulate, headed, spread- 

 ing, arborescent, rhizoid. 



Elevation of growth, flat, ejfuse, raised, convex. 



Lustre, glistenirvg, dull. 



Topography, smooth, contoured, rugose. 



Optical Characters, opaque, translucent, opalescent, 

 iridescent. 



Chromogenesis Photogenic. Fluorescent. 



Odor, absent, decided, resembling 



Consistency, butyrous, viscid, membranous, brittle. 



Medium, grayed, browned, reddened, blued, greened. 



Gelatin 

 Stab 



Temperature 

 °C. 



Medium 



(solid) 



Temperature 

 °C. 



Growth, uniform, best at top, best at bottom. 



Line of puncture, filiform, beaded, papillate, villous, 



arborescent. 

 Liquefaction, none, crateriform, napiform, infundi- 



buliform, saccate, stratiform; begins in d. 



complete in . . .d. 



Depth of liquefaction in tube of lo mm. diameter 



evenly inoculated at 20° C. for 30 days mm. 



Medium, fluorescent, browned. 



^ U 



\J 



W : \J 



\J 



\J 



\J 



KJ 



. hours 



Changes, 



. days Changes days 



Nutrient 

 Broth 



Temperature 



°C. 



Surface growth, ring, pellicle, fiocculent 

 membranous, none. 



Clouding, slight, moderate, strong tran- 

 sient, persistent, none, fluid turbid. 



Odor, absent, decided, resembling 



Sediment, compact, fiocculent, granular, 

 flaky, viscid on agitation, abundant, 

 scant, none. 



Medium 



(liquid) 



Temperature 

 °C. 



. hours 



Changes, days Changes, days 



Agar 

 Colonies 



Temperature 

 °C. 



Gelatin 



Colonies 



Temperature 



''C. 



Growth, slow, rapid. 



Form, Punctiform, circular, irregular, mycelioid, 

 filamentous, rhizoid. 



Surface, smooth, rough, concentrically ringed, radiate. 



Elevation, flat, effuse, raised, convex, pulvinate, 

 umbonate. 



Edge, entire, undulate, lobate, erose, filamentous, 

 curled. 



Internal structure, amorphous, finely-, coarsely-granu- 

 lar, filamentous, curled, concentric. 



SKETCHES 



Growth, slow, rapid. 



Form, punctiform, circular, irregular, mycelioid, 

 filamentous. 



Elevation, fiat, raised, convex, pulvinate, crateriform 

 (liquefying) . 



Edge, entire, undulate, lobate, erose, filamentous, 

 floccose, curled. 



Liquefaction, cup, saucer, spreading. 



Internal structure, amorphous, finely-, coarsely- 

 granular, filamentous, curled, concentric. 



