XTV Hymenoptera. — Wohn- und Nährpflanzen. 



Formica fusca 247, 277, pratensis 248, 249, sanguinea 247, tranci- 

 cola 248. 



Ibalia cultellator 86, Drewseni 86; Isosoma 25, 48. 



Lasius brunneus 221; Lophyrus pini 90. 



Megastigmus collaris 24, v. fiavus 28, dorsalis 24, pictus 24, pista- 

 ciae 28, sperinotrophus Wachtl 26, 28, stigmaticus 24, synophri 24. 



Odynerus 184- 



Paniscus testaceus 88; Plagiolepis pygmaea 246. 



Strumigenys saliens 23. 



Wohn- und NährpflanzeD. 



Achillea millefolium ; 287; Ajuga chamaepitys 85, 287; Alnus 215; 

 Ammophila24; A rachis hypogaea 84 ; Artemisia campestris 287, spicata 

 287, tridentata 287, vulgaris 287. 



Bigelovia graveolens 287; Brachypodium 24. 



Calamagrostis epigeios287; Chenopodium album 291 ; Clarckia 

 pulchella 215; Cynodon dactylon 48. 



Dipl a ohne serotina 48. 



Elymus24; Epilobium angustifolium 215; Erigeron uniflorus 287 ; 

 Eryngium amethystinum 85, canipestre 84. 



Festu ca 24. 



Hedera 120- 



Lotus corniculatus 292, 296; Lysimachia vulgaris 287. 



Micrococeus insectorum 84. 



Opuntia missouriensis 47. 



Picea excelsa 215; Pistacia lentiscus 28; Pseudotsuga Dou- 

 glasii 24. 



Rosa 287. 



Salvia pratensis 216; Secale24; Sonchus arvensis 287; Stipa24. 



Triticum 24; Trollius europaeus 146; Tussilago farfara 305. 



Yucca 286. 



