PLANTS AFFECTED BY KOOT-KNOT. 

 Table I. — List of plants susceptible to root-knot — Continued. 



19 



Name of plant. 



*Portulaca olcracca L. Purslane 



XPrimula auricula L. Primrose 



XPrimula carnioUca Jacq. Primrose 



Prunus armcniaca L. Apricot 



Prunus cerasifera Ehrh. (P myrobalanus) . . . . 



Prunus domestica L. Plum 



Prunus japonica Thunb. {P. nana and /'. 

 lanceolata). 



* Prunus rirginiana L. Choke cherry 



* Prunus sp.' (from Mexico). Cherry 



*Psidium guajava L. Guava 



*Punica granatum L. Pomegranate 



Pyrus communis L. Pear 



Quercus suber. Cork oak 



*Radicula armoracia (L.) Robinson. Horse- 

 radish. 



*Radicula walteri (Ell.) Greene 



*Raphanus sativus L. Radish 



* Reseda odorata L. Mignonette 



XRhinanthus cristagalli L. Rattlebox 



XRibes rubrum L. Currant 



*Rosa chinensis manetti Dippel. Manetti rose. . 



*Rosa laevigata Michx. Cherokee rose 



*Rosa setigera Michx. Rose 



Rosa sp. Rose 



Rubusidaeus L. Raspberry 



Rubus subunijlorus Rydb. (R. villosus). Black- 

 berry. 



Rubus trivialis Mich 



*Rumex acetosa L. Sorrel 



*Rumex sp.' Dock 



*Saccharum officinarum L. Sugar cane 



Salix habylonica L. Weeping willow 



Salvia sp. Sage 



XSanicula europaea L. Wood sanicle 



Scabiosa columbaria L 



Schizonotus sorbifolius (L.) Lindl. (Spiraeasor- 



bifolia). 

 *Scolymus hispanicus L. Spanish oyster plant. 

 *Scorzonera hispanica L. Black salsify 



Sedum (several species) 



Sempervivum glaucum Ten 



*Sempervivum tectorum L 



Senecio vulgaris Jj 



*Scsban bispinosa (Jacq .) Steud 



*Sesban macrocarpa Miihl 



Sesuvium maritimum (Walt.) B. S. P. (S. pen- 

 tandrum) . 



* Sesuvium portulacastrum L 



*8ida rhom bifolia L 



*Sida spinosa L 



*Smilax glauca Walt 



*Solanum caroUnense L. Horse nettle 



Solanum dulcamara L. Bittersweet 



*Solanum melongena L. Eggplant 



*Solanum nigrum. L. Nightshade 



*Solanum rostratum. Dun. Buffalo bur 



*Solanum tuberosum L. Potato , 



Name of observer. 



Neal 



Dalla Torre, 



do 



Neal 



.do. 

 .do. 



Frank 



Ducomet. 



Neal. 



Darboux and Hou- 



ard. 

 Cobb 



Halsted . 

 Selby... 

 Neal.... 



.do. 



Breda de Haan. 



Neal 



Frank 



Cornu 



Sorauer 



Neal 



Greef . . . 

 Licopoli . 



do.. 



Trotter. . 



Neal. 



Atkinson. 



Mosseri . . 

 Atkinson. 



Neal. 



Date of 

 observa- 

 tion. 



1889 

 1892 

 1892 

 1889 

 1889 

 1889 

 1889 



1882 

 1908 



1889 



1901 



1901 



1891 

 1896 

 1889 



1889 



1899 

 1899 

 1896 

 1879-2 

 1906 

 1889 



1872 



1877 



1875 



190.5-1 



1889 



1889 



1903 

 1889 



1889 



217 



« Species distinct from the preceding. 



Charac- 

 lor of 

 injury. 



C 



a 

 b 



a 



c 



b 

 b 



b 

 b 

 b 



b 

 b 

 b 



a 

 b 



c 

 b 

 b 

 c 

 c 



a 

 c 

 b 

 a 



