112 



MANUAL OF DETERMINATIVE BACTERIOLOGt 



Cooked tish: Abundant growth. En- 

 tire surface covered with a gray -white, 

 slimy growth. Bluish-white phos- 

 phorescence. 



Alkaline broth: Slight turbidity in 24 

 hours. Pellicle in 3 days. 



Acid broth: No turbidity. No phos- 

 phorescence. 



Milk: No growth. 



No gas formed. 



Not pathogenic for Iaborator.y 

 animals. 



Aerobic. 



Optimum temperature 20° to 30°C. 



Source: From sea water of the West 

 Indies. 



Habitat: Sea water. 



64. Pseudomonas pierantonii (Zirpolo) 

 Bergey et al. (Micrococcus pierantonii 

 Zirpolo, Boll. del. Societa dei Natural, 

 in Napoli, SI, 1918, 75; Cocco -bacillus 

 pierantonii Meissner, Cent. f. Bakt., II 

 Abt., 67, 1926, 204; Bergey et al., Manual, 

 3rd ed., 1930, 176.) Named for Fieran- 

 toni, an Italian. 



Oval rods: 0.8 by 1.0 to 2.0 microns. 

 Polymorphic rods, sometimes vacuolated. 

 Motile. Gram-negative. 



Gelatin colonies: Circular, luminous. 



Gelatin stab: Not liquefied. 



Sepia agar colonies: Circular, white, 

 convex, smooth, serrate edge. Intense 

 greenish luminescence. 



Egg-glycerol agar slant : Yellowish- 

 green, luminous streak. 



Broth: Turbid. 



Indole not formed. 



Acid from glucose and maltose, some 

 strains also produce acid from lactose and 

 sucrose. 



Best growth in alkaline media. 



Aerobic. 



Optimum temperature 33°C. 



Source: Isolated from the photogenic 

 organ of the cephalopod Rondeletia minor. 



*65. Pseudomonas martyniae (Elliott) 

 Stapp. (Bacterium martyniae Elliott, 

 Jour. Agr. Res., 29, 1924, 490; Stapp, in 

 Sorauer, Handbuch der Pflanzenkr., 2, 

 5 Auf., 1928, 278; Phytomonas martyniae 

 Bergey et al.. Manual, 3rd ed., 1930, 262.) 

 From M. L. Martynia, a generic name. 



Rods: 0.59 to 1.68 microns. Capsules. 

 Chains. Motile with one to several 

 bipolar flagella. Gram-negative. 



Green fluorescent pigment produced. 



Gelatin: Liquefied. 



Beef agar colonies: White, round, 

 smooth, glistening, raised. 



Broth : Clouding in bands. Thin pelli- 

 cle. Small crystals. 



Milk : Soft acid curd with peptoniza- 

 tion. 



Nitrites produced from nitrates after 2 

 weeks. 



Indole not produced. 



Hydrogen sulfide production slight. 



Acid but not gas from glucose, galac- 

 tose, arabinose and sucrose. No acid 

 from rhamnose, lactose, maltose, raffinose, 

 mannitol and glycerol. 



Starch hydrolysis none or feeble. 



Optimum temperature 26°C. Maxi- 

 mum 37°C. Minimum 1.5°C. 



Optimum pH 6.0 to 6.7. pH range 5.4 

 to 8.9 . 



Aerobic. 



Source : Isolated from diseased leaves 

 of the unicorn plant from Kansas. 



Habitat : Pathogenic on Martynia 

 louisiana. 



66. Pseudomonas striafaciens (Elli- 

 ott) Burkholder. (Bacterium stria- 

 faciens Elliott, Jour. Agr. Res., 35, 1927, 

 823; Phytomonas striafaciens Bergey 

 et al., Manual, 3rd ed., 1930, 268; Burk- 

 holder, Phytopath., 32, 1942, 601.) 

 From L. stria, stripe; faciens, making. 



* The section covering the pseudomonads that cause plant diseases has been re- 

 vised by Prof. Walter H. Burkholder, Cornell Univ., Ithaca, New York, April, 1943. 



