FAMILY MARMORACEAE 



1187 



29. Marmor euonymi H. (loc. cit., 51). 

 From New Latin Eiwnymus , generic name 

 of host. 



Common name : Euonymus-mosaic 

 virus. 



Hosts: CELAST RACE AE— Eiwny- 

 mus japonica L. f. (sometimes written 

 Evonymus japonicus) . Probably also E. 

 radicans Sieb. 



Geographical distribution: Germany. 



Induced disease: In Euonymus japon- 

 ica, persistent yellowing along veins. 



Transmission :.By grafting. 



Literature: Baur, Ber. d. Deutsch. 

 Bot. Gesellsch., 26a, 1908, 711-713; 

 Rischkow, Biol. Zentralbl., ^7 , 1927, 

 752-764. 



30. Marmor ligustri H. {loc. cit., 52). 

 From New Latin Ligustrum, generic 

 name of host, from Latin ligiistriim, 

 ancient name of privet plant. 



Common name : Ligustrum-mosaic 

 virus. 



Host : OLE ACE AE — Ligustrum vul- 

 gar e L., common privet. 



Geographical distribution: Germany. 



Induced disease : Systemic chlorotic 

 spotting. 



Transmission : By grafting. Not 

 through seeds from diseased plants. 



Literature: Baur, Ber. d. Deutsch. 

 Bot. Gesellsch., 25, 1907, 410-413. 



31. Marmor laburni H. {loc. cit., 51). 

 From generic name of a host plant. 

 Laburnum vulgare. 



Common name : Laburnum-mosaic 

 virus. 



Hosts : LEG UM I NOSAE— Laburnum 

 vulgare Griseb. {= L. anagyroides Med- 

 ic), bean tree. Experimentally, also 

 Cytisus hirsutus L. 



Insusceptible species: LEGUMINO- 

 SAE — Laburnum alpinum Griseb.; Cy- 

 tisus purpureus. 



Geographical distribution: Germany. 



Induced disease : Systemic chlorotic 

 variegation. 



Transmission : By bark grafts or by 



budding. Not through seeds from dis- 

 eased plants of Laburnum vulgare. 



Literature: Baur, Ber. d. Deutsch. 

 Bot. Gesellsch., 25, 1907, 410-413. 



32. Marmor arachidis H. {loc. cit., Q7). 

 From New Latin Arachis, generic name 

 of peanut . 



Common name: Peanut-rosette virus. 



Host : LEGUMINOSAE— Arachis hy- 

 pogaea L., peanut. 



Geographical distribution : Union of 

 South Africa, Madagascar, Tanganyika 

 Territory, L'ganda, Senegal, Gambia, 

 Sierra Leone, Java. 



Induced disease: In peanut, yellowing 

 of young leaves, at first with green veins ; 

 reduction in leaf size, petiole length, and 

 internode length, producing rosette ; 

 curling and distortion of later-formed, 

 wholly chlorotic or chlorotically mottled 

 leaflets. Seed formation inhibited. No 

 abnormal proliferation of tissues. 



Transmission : By grafting. By both 

 winged and wingless individuals of the 

 aphid. Aphis laburni Kalt. {= A. legum- 

 inosae Theob.) {APHIDIDAE). Not 

 by 13 tested species of leafhoppers. Not 

 by inoculation of expressed juice. Not 

 through seed from diseased plants. Not 

 through soil. 



Literature : Hayes, Trop. Agr., 9, 1932, 

 211-217; McClintock, Science, 45, 1917, 

 47-48; Soyer, Publ. Inst. Nat. Etud. 

 Agron. Congo Beige, Ser. Sci., 21, 1939, 

 23 pages (Rev. Appl. Mycol., 19, 1940, 

 386, Abst.) ; Storey and Bottomley, Ann. 

 Appl. Biol., 15, 1928, 26-45; Zimmerman, 

 Der Pflanzer, 3, 1907, 129-133; 9, 1913, 

 59-63. 



33. Marmor trifolii H. {loc. cit., 93). 

 From New Latin Trijoliimi, generic name 

 of red clover, from Latin trifolium, clover. 



Common name : Red-clover vein-mo- 

 saic virus. 



Hosts : LEGUM I NOSAE— Trifolium 

 pratense L., red clover; Lathyrus odoratus 

 L., sweet pea; Viciafaba L., broad bean. 

 Experimentally, also Trifolium hybridum 

 L., alsike clover; T. incarnatum L., crim- 



