18 



ROOT-KNOT AND ITS CONTROL. 

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



Name of plant. 



Name of observer. 



Tarnani. 



Van Hook. 

 Tarnani... 

 Neal 



]\Iagnus . . 

 Atkinson. 



Lavergne. 



Date of 

 observa- 

 tion. 



Neal 



*Omithopiis sativus Brot. Seradella 



"Oxalis comiculata L. Sheep sorrel 



Oxalis stricta L 



*Paeonia sp. Peony 



*Paliurus spina-ChristiliiW. _ Christ's- thorn — 

 *Panax quinquefolium L. Ginseng 



Papavcr rhoeas L. Poppy - ■ 



Papyrius papyrifcra (L. ) Kuntze {Broussonettia 

 papyrifcra). Paper mulberry. 



*Passijlora incamata L. Passion flower 



*PassiJiora pfordti { = XP ■ alato-caeruleaLindl.) 



Passiflora sp 



*Pastinaca sativa L. Parsnip 



"^Pelargonium zonale (L.) Ait. Geranium 



*Pentagonia physalodrs (L.) Hiern 



*Perillafrutescens (L.) Britt. Perilla 



■\Persca gratissima Gaertn. f . Avocado 



*Petrosclinum sativum Hoffm. _ Parsley 



"^Petunia hybrida Vilm. Petunia 



*Phas€olus aconitifolius Jacq. Aconite-leaved 



bean. 

 *Phaseolus angularis (Willd.) Wight. Adsuki 

 bean. 



*Phaseolus calcaratus Roxb. Seeta bean 



*Phaseolus lunalus L. Lima bean 



*Phaseolus max L. Green gram, or mung bean 



*Phaseolus radiatus L. Green gram 



*Phaseolvs retusus Moench. Metcalfe bean . . . 

 *Phaseolus vulgaris L. (incl. P. nanus). Bean 



Physalis peruviana L. Cape gooseberry 



Physalis sp 



^Phytolacca americana L. (P. decandra). Poke- 

 weed. 

 *Pilea serpyllifolia (Poir) Wedd. Artillery 

 plant. 



Piper betle L. Betel pepper. 



Piper nigrum L. Pepper .^ 



*Piriqueta tomentosa (Willd. ) H. B. K 



*Pisu7n arvcnse L. Field pea 



*Pisum sativum L. Garden pea 



*Pithecolobium saman (Jacq.) Benth. Rain 

 tree. 



Plantago lanceolata L. Rib-grass 



Planlago major L. Plantain 



* Plantago sp ^ 



Platanus sp. Plane tree 



Plcctranthus sp 



*Pluchea purpurasccns (Swartz) DC 



*Plumbago capensis Thunb. Cape leadwort. . . 



Poa annua L. Annual bluegrass 



%Poa pratensis L. Kentucky bluegrass 



Podranca ricasoliana (Tanf.) Sprague (Te- 



coma mackcnnii). 

 *Polianthcs tubcrosa L. Tuberose 



Polygala oleifera Hort 



* Polygonum hydropiperoides Mich 



Polygonum sp 



*Portulaca grandiflora Hook. Portulaca 



s Species distinct from the preceding. 



1898 



1904 



1898 

 1889 



1888 

 1889 



1901 



Charac- 

 ter of 

 injury. 



Neal 



C. P. Lounsbury ^. 



Atkinson 



... .do 



Zimmermann 

 Delacroix 



Neal. 



Licopoli. 

 Frank... 



1889 



1889 

 1908 

 1889 

 1889 



1900-2 

 1904 



1889 



Giindara. 

 Frank... 



Grccf. 



Henning 



C. P. Lounsbury 



Breda de Haan. 



Tarnani . 



1877 

 1885 



1906 



1885 



1872 



1898' 



1908 



1899 



1898 



i In letter. 



217 



