THE YOUNG NATURALIST 



113 



Aphides and their Food Plants, 



FOOD PLANTS. 



Radish 

 Charlock 

 Shepherd's Purse 

 Cabbage 



Hawthorn, Whitethorn (6i, 63;. Leaves 

 on the top shoots blistered and rolled, 

 forming a brown-coloured mass 



Hawthorn, Whitethorn (60, 63), on the 

 leaves 



Do. (61, 63) 



Pinks (on the roots) 

 Louse-wort 

 Tobacco, Verbena, and plants in hot-houses 



Baphanus sativus 

 Sinapis arvensis 

 Capsella Bur sa-past oris 

 Brassica oleracea 



Cratcegus oxyacantha 

 Do. 



Bo. 



Bianthus plumarius 

 Pedicularis paZustris 



Malva sylvestris 

 JZpiloMum, several species 

 Achillea Millefolium 

 Bumex acetosa $ crispus 

 Aquilegia vulgaris 

 Pinus Allies 



Mallow (16, 20) 

 Willow-herbs (69, 82, 96) 

 Yarrow (12J) 

 Sorrel and Dock (89, 90) 

 Columbine (107) 

 Spruce Fir (134, 138, 145) 

 Apple Trees (78, 98, i46). In curled leaves 



Nettles (21) Urtica dioica and urens 



Gooseberry (18, 43), Potato & Vegetable marrow (73) 

 Willow-herb (65, 82, 96) Epilobium montanum 



Great Sallow (54, 58, in, 113, 114, 117, 137) Salix caprea 

 Pear Trees in gardens (75) 

 Field Scabious 

 Pellitory 



Black Horehound 

 Melon Plants (73) in forcing frames 

 Melon plants (72) and vegetable marrows (68) 

 Wild Service-tree (86) Pyrus torminalis 



Mountain Ash Pyrus AucupaHa 



Pear Trees (71) in gardens 



Bird-cherry Prunus Padus 



Tansy Tanacetum vulgare 



Garden Chrysanthemum (16, 78), and 

 Cineraria 



Apple (67, 98, 146) ; Plum (104, 116) ; Peach 



(103, 104) ; Apricot and Medlar (16) trees 

 Chrysanthemum (16, 77), and China-aster 



Scabiosa arvensis 

 Parietaria officinalis 

 Ballota nigra 



APHIDES. 



APHIS. 

 59. Brassica. 

 fi 



60. Cratvegi. 



61. CRATiEGARIA. 



63. Edentula. 



62. subterranea 



64. Pedicularis. 



65. Malv^. 



66. Abietina. 



67. Mali. 



68. Urticaria. 



69. Penicillata. 



70. Saliceti. 



71. Pyraria. 



72. SCABIOSiE 



73. CUCURBITI. 



74. SORBI. 



II 



75. Lentiginis. 



76. Padi. 



77. Tanacetina. 



78. Pruni. 



(59). Almost white from a mealy coating. (65). A pest in hot-houses, and varies very muoh in colour. 



