486 ANGIOSPERMAE—DICOTYLEDONES 



Visitors. — X. Rieber, quoted by Kirchner, gives the following list for the 

 neighbourhood of Haigerloch in Hohenzollern (Jahreshefte Ver. Natk., Stuttgart, 

 xlviii, 1892). — 



A. Coleoptera. [a) Ccrambycidac : 1. Leptura testacea Z. ; 2. IMolorchiis 

 minor L.; 3. Slrangalia bifasciata Mull.; 4. S. melanura Z. ; 5. S. quadrifasciata L. 

 {I/) Scarabaeidae : 6. Cetonia aurata L. B. Diptera. 7. 33 different flies, the species 

 of which cannot be given with certainty. C. Hemiptera. (Carnivorous Ibrms not 

 seeking for pollen or nectar) ; Pentatmnidae : 8. Carpocoris nigricornis F. ; 9. Eury- 

 dema festivum L.\ 10. E. oleraceum Z. ; 11. Eurygaster hottentotta H.-Sch.\ 

 12. Graphosoma lineatum Z. ; 13. Falomena prasina Z. ; 14. Tropicoris rufipes Z. 

 D. Hymenoptera. (a) Apidae : 15. Andrena hattorfiana F.\ 16. Coelioxys 

 lufescens Zf/i. ; 17. Nomada lineola /"s. ; 18. N. ochrostoma A'. (U) Ichnewnonidae: 

 19. Amblyteles negatorius F. ; 20. A. palliatorius Gr. ; 21. Caenocryptus bimaculatus 

 Grav.; 22. Ichneumon sarcitoriusZ. (c) Tenthredinidae: 23. Allantus arcuatus Zor.c/. ; 

 24. A. schaefferi Klg.\ 25. A. vespa Reiz.; 26. Macrophyia albicincta Schr.; 

 27. M. militaris KIg.; 28. M. diversipes Schr.; 29. Tenthredo fagi Pz.; 30. T. 

 flava Poda; 31. T. dispar KIg. (d) Vespidae : 32. Odynerus parietum Z. ; 

 33. Polistes gallica Z. E. Lepidoptera. Rhopalocera : 34. Argynnis paphia /.. ; 

 35. Limenitis sibylla /.. ; 36. Melanargia galatea Z. ; 37. S)richthus alveus Z^ii. ; 

 38. Thecla quercus Z. ; 39. Vanessa io Z. 



Kohl (Tyrol) observed tlie true wasp Odynerus parietum Z., and also the 

 fossorial wasp Crabro rhaeticus Aich. ct Krchh. 



MacLeod (Pyrenees) noticed 5 short-tongued Hymenoptera, a Lepidopterid, 

 3 beetles, and 9 flies (Bot. jaarb. Dodonaea, Ghent, lii, 1891, p. 412). 



345. Cnidium Cusson. 



1138. C. venosum Koch (Sescli venosum Hojjm. and Selinum sylvestre Z.). — 

 Schulz (' Eeitriige,' I, p. 49) describes this species as andromonoecious. In some 

 places all the flowers are hermaphrodite, in others the secondary umbels usuall\' bear 

 some male flowers or, rarely, may be purely male. 



346. Athamanta L. 



1139. A. cretensis L. — According to Kerner ('Nat. Hist. PL,' Eng. Ed. i, II, 

 p. 296), there is a central hermaphrodite fiower in every umbel of this species, 

 surrounded by pseudo-hermaphrodite male flowers, and these again by hermaphrodite 

 ones. 



347. Silaus Bernh. 



1140. S. pratensis Bess. ( = S. flavescens Bcrnh., Peucedanum silaus Z., and 

 Seseli pratense Cranlz). — Schulz (' Beitrage,' I, p. 49) observed only hermaphrodite 

 flowers in this species. 



Visitors.^ The following were recorded by the observers, and for the localities 

 stated.— - 



Herm. ^fuller ('Fertilisation,' p. 282), a bee (Halictus longulus Sm. S, skg.), 

 a Pompilid (Pompilus viaticus Z. S, nect-lkg.), and a saw-fly (Allantus nothus KIg.). 

 Krieger (Leipzig), the fossorial wasp ]\Iellinus sabulosus F. 5. Kohl (Tyrol), 2 true 

 wasps (Odynerus parietum Z., and O. trifasciatus F.). 



