CLASSIFICATION OF STREPTOMYCES SPECIES 



L57 



a. Aerial mycelium white. 



63. Streptomyces cyanofla 

 vus 



b. Aerial mycelium while to gray. 



a 1 . Soluble pigmenl produced only 

 Oil potato and certain other 

 media; pigmenl changes to red 

 in an acid and to green in an 

 alkaline reaction. 



58. Stri ptomyci s coi licolor 



h 1 . Pigmenl produced on all media, 

 red in an acid and blue in an 

 alkaline react ion. 



240. Streptomyces violaceo 

 ruber 



C 1 . Pigmenl at first yellow red. 



changing to blue or bluish-green. 

 190. Streptomyces pluri 

 color 

 d 1 . Pigmenl purple. 



171. Streptomyces novai <in 

 san at 

 e 1 Soluble pigmenl bluish to black. 

 239. Streptomyces violaceo 

 niger 

 C. Aerial m\ celium blue. 

 a 1 . No spirals formed. 



36. Streptomyces cat rult us 

 b 1 . ( )pen spirals. 



241. Streptomyces violaceus 

 3. Pigmenl at first green, becoming 



a. Aerial mycelium usually absent. 



237. Streptomyces vt rnt 



b. Aerial mycelium white. 



221. Streptomyces sum/) 

 sonii 



c. Aerial mycelium brownish-white to 

 brownish-gray. 



L87. Streptomyces phaeovi- 

 ridis 



d. Aerial mycelium dark gray, olive 

 colored, or grayish-green; sporo 

 phores produce spirals. 



244. Streptomyces viridans 

 1. Pigmenl yellow to golden yellow. 

 a. Growth green to greenish-yellow. 

 a 1 . Aerial mycelium weakly de 

 veloped ; white or pale yellow . 



212. Streptomyces virgatus 

 b 1 . Aerial mycelium gray to dark 

 gray. 



125. Strt ptomyci s inU rmt 



ill us 



c 1 . Aerial mycelium scant , white. 



144. Sin ptomyces macula- 

 tus 

 d 1 . Aerial mycelium cinnamon- 

 colored. 



L58. Streptomyces murinus 

 b. < irnwt h green to dark green 



1 1. Streptomyces albovin 

 dis 

 C. < irou t h sulfur yellow. 



a 1 . Aerial mycelium white to pink 



ish. 



81 Si n ptomyci s flavt <>l us 

 b 1 . Aerial mycelium light yellow . 

 182. Sin ptomyces parvus 

 c 1 . Aerial mycelium white to gray 

 to reddish gray. 



251. Streptomyces xantho 

 phaeus 

 d 1 . Aerial mycelium light gray. 



is. Streptomyces cellulosae 

 e 1 . Aerial mycelium ash gray. 



L81. Streptomyces parvullus 

 f. Aerial mycelium yellowish green 

 to sulfur-yellow. 



230. Streptomyces sulpha 



nus 



d. Growth carmine red, reddish brown 

 to orange colored to cinnamon dralt. 

 a 1 . Aerial mycelium chalk-white. 



166. Sin ptomyces niveoru 

 her 

 b 1 . Aerial mycelium white to gray. 

 a 2 . No aerial mycelium on po- 

 tato. 

 208. Streptomyces rimosus 

 b 2 . Aerial mycelium on potato 

 white to gray to black. 

 25. Streptomyces aureofa 



I'll IIS 



Closely related form. 



222. Streptomyces saya- 

 maensis 



c-. Aerial mycelium on potato 



olive Lull 



57. Streptomyct s > 



c 1 . Aerial mycelium grayish brown. 



220. Streptomyces saha- 



chiroi 



d 1 . Aerial mycelium yellowish gray. 



1 10. Strt ptomyci s griseofla 



rus 



e. ( Irowth cream colored to brown, 

 a'. Rapid liquefaction of gelatin. 



7 Sti ■ ptom \ji i s albidofla- 



rus 



