12 



BOOT-KNOT AND ITS CONTROL. 

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



Name of plant. 



Name of observer. 



Trotter. 



Atkinson. 

 Neal 



Neal. 



Ajuga reptans L - - - 



Alliaria officinalis Audrz . (Erysimum alliaria) . 



* Allium ascalonicum L. Shallot 



* Allium cepa L. Onion 



* Allium fistulosum L. Welsh onion 



* Allium porrum L. Leek 



* Althaea rosea (L) Cav. Hollyhock 



*Amaranthus atropurpureus Roxb 



*AmMranthus caudatus L. Love-lies-bleeding. . 

 *Amaranthus graedzans L. {A. albus). Tum- 



bleweed. 



*Ainaranthu£ hyhridus L. Slender pigweed 



*Amaranthus hyhridus forma hypochondriacus 

 (L.) Rob. Prince's feather. 



*Amaranthus palmeri S . Wats 



Amaranthus retroflexus L 



*Amaranthus spinosus L. Spiny amaranth .... 



* Amaranthus tricolor L 



*Ammi copticum L 



Amygdalus communis L. (Prunus communis). 

 Almond . 



* Amygdalus persica L. Peach 



* Ananas sativus Schult. f. Pineapple 



Andropogon schoenanthus L 



Anemone apennina L . . . .- 



*Aneth,um graveolens L. Dill 



Angelica archangelica L 



Angelica sylvestris L 



*Angelonia gardneri Hook 



*Anthemis cotula L. Mayweed 



* Antirrhinum majus L. Snapdragon 



*Apium graveolens L. Celery 



■\Arachis hypogaea L. Peanut 



Arctium sp. Burdock 



*Argyreia nervosa (Burm.) Bojer 



Aristolochia clematitis L 



* Anhenatherum elatius (L.) Beauv. Tall 



meadow oat-grass. 



XArtemisia absinthiu ?m L Cobb . 



Artemisia caudata Michx I Neal . . 



Frank. 



Trotter 1905 



Date of 

 observa- 

 tion. 



1905- 



.do- 



Breda de Haan . 

 Trotter 



Licopoli. 

 ....do.. 



Janse . 



Neal. 



Selby. 



Frank. 



salt- 



Asclepias sp. Milkweed 



* Asparagus officinalis L. Asparagus 



Aster sp 



XAstrantia camiolica Wulf 



XAstrantia major L 



*Atriplex semibaccata R. Br. Australian 

 bush. 



*Avena sativa L. Oats 



*Basella rubra L. Heart-leaved basel 



Begonia coccinea Hooker. {B. rubra) 



Begonia metallica L. Smith 



Begonia olbia Kuntze. (B. olvia) 



Begonia rex Putz 



*Bellis perennis L. Daisy 



*Benincasa cerifera Savi . Wax gourd 



Berberis vulgaris L. Barberry 



*Beta vulgaris L. Beet 



Bihai pulverulenta (lAndl.) Kunize. (Ilelico- 

 nia pulverulenta) . 



217 



Sturgis 



Dalla Torre. 

 do 



1889 

 1889 



1889. 



1889 



1899 

 1905-1 



1877 

 1877 



1892 

 1889 

 1896 



1896 



1901 

 1889 

 1896 



Halsted . 



Selbv... 



do.. 



do.. 



MoUiard . 



Frank. 



do. 



Ross . . . 



1893 

 1892 

 1892 



1891 



1896 

 1896 

 1896 

 1900 



1885 

 1885 

 1883 



Charac- 

 ter of 

 injury. 



