FAMILY IV. PSEUDOMONADACEAE 



151 



tion from salts of acetic, citric, malic and 

 succinic acids. Sucrose, maltose, salicin, and 

 lactic and formic acids not fermented. 



Starch not hydrol3-zed. 



Slight growth in broth plus 3 per cent salt. 



Aerobic. 



Source: Isolated from water-soaked 

 lesions on carnation leaves. 



Habitat: Pathogenic on carnation, Dian- 

 tfius canjophylbis. 



146. Pseudonionas eriobotryae (Taki- 

 moto, 1931) Dowson, 1943. {Bacterium erio- 

 botryae Takimoto, Jour. Plant Protect., 18, 

 1931, 354; Dowson, Trans. Brit. Mycol. Soc, 

 26, 1943, 10.) 



e.ri.o.bo'trj^.ae. Gr. erium wool; Gr. 

 hotrys grape cluster; M.L. fem.noun Erioho- 

 trya woolly grape, a generic name; M.L. 

 gen. noun eriobotryae of Eriobotrya. 



Translated by Dr. K. Togashi. 



Rods 0.7 to 0.9 by 2.2 to 3.0 microns. 

 Motile, with 1 or 2 flagella. Gram-negative. 



Gelatin: Not liquefied. 



Agar-plates : Colonies appear after 3 days, 

 white or hyaline, butyrous, margins entire. 



Broth: Moderately turbid; pellicle pow- 

 dery; ring formed. 



Milk: No coagulation, peptonized slowly. 

 Alkaline. 



Nitrites not produced from nitrates. 



Indole not produced. 



Hydrogen sulfide not produced. 



No acid or gas from glucose, sucrose, lac- 

 tose or glycerol in broth. 



Starch not hj^lrolyzed. 



Temperature relations : Optimum between 

 25° and 26° C. Minimum, below 4° C. Maxi- 

 mum, 32° C. Thermal death point, 51° C. 



Aerobic. 



Source: Species isolated from loquat, 

 Eiiobotrya japonica. 



Habitat: Causes a bud rot of Eriobotrya 

 japonica. 



147. Pseudonionas panicimiliacei 



(Ikata and Yamauchi, 1931) SSvulescu, 

 1947. {Bacterium panici-miliacei Ikata and 

 Yamauchi, Jour. Plant Protect., 18, 1931, 

 35; Pseudomonas panici-miliacei (sic) Siivu- 

 lescu. Anal. Acad. Romane, III, 22, 1947, 

 11.) 

 pa.ni.ci.mi.li.a'ce.i. L. panicum panic 



grass; L. adj. miliaceus pertaining to millet; 

 Panicum miliaceum millet. 



Description translated by Dr. K. Togashi. 



Rods 0.8 to 1.1 by 1.8 to 2.6 microns. 

 Motile, with a single flagellum. Gram- 

 negative. 



Gelatin: Not liquefied. 



Potato-agar plates: Growth moderate, 

 whitish, then tinged with light orange, un- 

 dulating margins. 



Broth: Turbid; white pellicle formed. 



Milk: No coagulation and slow digestion. 

 Alkaline. 



Nitrites produced from nitrates. 



Indole not produced. 



Hydrogen sulfide not produced. 



No acid and no gas from sucrose, glucose, 

 lactose, glycerol or sodium nitrate. 



Starch not hydroh'zed. 



Optimum temperature between 30° and 

 35° C. 



Aerobic, facultative. 



Source : Species first isolated from millet, 

 Panicum, miliaceum. 



Habitat: Causes a leaf stripe of Panicum 

 miliaceum. 



148. Pseudonionas saliciperda Lin- 



deijer, 1932. (Inaug. Diss., Univ. Amster- 

 dam, 1932; Phytopath. Ztschr., 6, 1933, 373.) 



sa.li.ci.per'da. L. salix, salicis willow; L. 

 perdo to destroy; M.L. fem.noun saliciperda 

 willow^ destroyer. 



Rods 1.2 to 2.1 microns in length. Motile 

 with a polar flagellum. Gram-negative. 



Gelatin: No liquefaction. 



Beef wort agar colonies: Gray-white. 



Milk: No acid nor coagulation. 



Nitrites produced (small amount) from 

 nitrates. 



Indole production slight. 



No gas from carbohydrates. 



Starch not hydrolyzed. 



Aerobic, facultative. 



Source: Isolated from wilted branches of 

 willow. 



Habitat: Pathogenic on willow, Salix spp. 



149. Pseudomonas wieringae (Elliott, 

 1930) Savulescu, 1947. {Phytomonas betae 

 Wieringa, Nederl. Tijdschr. Hyg., Micro- 

 biol, en Serol., Leiden, 2, 1927, 148; Bac- 



