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INSECTS 



New Zealand, and have become more or less wild, are visited by 

 humble-bees in Europe : 



Bombus terrestris 



Ranunculus aquatilis, R. acris, R. repens, 

 Nigella damascena. 



Berheris vulgaris. 



Papaver Rhoeas, P. somniferum. 



Cheiranthus Cheiri, Brassica oleracea, 

 Sinapis arvensis, Cakile maritima. 



Viola tricolor, V. arvensis, V. odorata. 



Malva sylvestris. 



Hypericum perforatum. 



Geranium Robertianum. 



Cytisus scoparius, Ulex europeeus, Lupinus 

 luteus, Medicago sativa, M. lupulina, 

 Trifolium repens, T. hybridum, T.fragi- 

 ferum, T. pratense, T. medium, T. ar- 

 vense, Lotus corniculatus, Vicia sativa, 

 Faba vulgaris, Phaseolus vulgaris. 



Persica vulgaris, Prunus domesticus, P. 

 avium, P. cerasus, Rosa rubiginosa, Ru- 

 bus fruticosus, R. idams, Cratcegus oxy- 

 acantha, Pyrus malus, P. communis, 

 P. aucuparia. 



(Enothera biennis. 



Ribes nigrum, R. rubrum, R. grossularia. 



Daucus Carota. 



Knautia arvensis. 



Petasites officinale (vulgaris), Tanacetum 

 vulgare^Bellisperenrds, Cnicus arvensis, 

 C. lanceolatus. Chrysanthemum leucan- 

 themum, Carduus crispus, C. nutans, 

 Onopordon acanthium, Centaurea nigra. 

 Taraxacum officinale, Sonchus arvensis, 

 Crepis virens. 



Calluna vulgaris. 



Vinca major. 



Echium vulgare. 



Verhascum thapsus, Linaria vulgaris. 

 Digitalis purpurea. 



Mentha arvensis, Nepeta cataria, N. gle- 

 choma, Lamium purpureum, L. album, 

 Marrubium vulgare. 



Primula elatior. 



Plantago lanceolata, P. media, 



Salix alba, S.fragilis. 



Allium Cepa. 



Bombus hortorum 



Daucus Carota. 



Senecio jacobcea, Cnicus arvensis, C. lan- 

 ceolatus, C. nutans, Onopordon acan- 

 thium, Centaurea nigra. Taraxacum 

 officinale. 



Calluna vulgaris. 



Echium vulgare, 



Verbascum Thapsus, Linaria vulgaris, 

 Digitalis purpurea. 



Mentha aquatica. Prunella vulgaris. 



Primula elatior, P. vulgaris, P. veris. 



Polygonum Persicaria. 



Salix caprea. 



Brassica oleracea, Sinapis arvensis. 



Viola odorata, V. tricolor, V. arvense. 



Malva sylvestris. 



Hypericum perforatum. 



Geranium Robertianum. 



Tropieolum majus. 



Cytisus scoparius, C. laburnum, Medicago 



sativa, M. lupulina, Melilotus officinalis, 



Trifolium repens, T. pratense, Anthyllis 



vulneraria, Lotus corniculatus, Vicia 



sativa, Faba vulgaris, Phaseolus vul- 

 garis. 

 Prunus domesticus, P. avium, P. cerasus, 



Ruhus fruticosus, R. ideeus, Crateegus 



oxyacantha, Pyrus malus. 



Bombus ruderatus 



Cakile maritima. Carduus nutans. 



Cytisus Laburnum. Echium vulgare. 



Trifolium pratense, Faba vulgaris. Linaria vulgaris. 

 Cnicus arvensis. Taraxacum officinale. 



Bombus lucorum 



Cakile maritima. 

 Viola odorata. 



Trifolium repens, T. pratense, T. arvense. 

 Rubus fruticosus, R. ideeus, Pyrus com- 

 munis. 

 Ribes grossularia. 



Enemies. Mice are probably the most serious enemies the 

 humble-bees have in New Zealand. They are very common, especially 



Petasites vulgaris, Cnicus arvensis, Tarax- 

 acum officinale. 

 Calluna vulgaris. 



Thymus Serpyllum, Lamium album. 

 Salix alba. 



