CELASTRINEAE 245 



do. (H. M., Kn.) ; 8. Sarcophaga carnaria Z., do. (H. M., Kn.) ; 9. Scatophaga mer- 

 daria F, do. (Kn.); io. S. stercoraria Z., skg. (H. M.). {c) Syrphidae: 11. Eristalis 

 nemorum Z., skg. and po-dvg. (Kn.); 12. E. tenax Z., skg. (H. M.); 13. Helophilus 

 floreus Z., skg. (H. M.) ; 14. Syritta pipiens Z., do. (H. M.) ; 15. Syrphus ribesii Z., 

 do. (H. M.) ; 16. S. sp., skg. and po-dvg. (Kn.) ; 17. Xanthogramma citrofasciata Deg., 

 skg. (H. M.). B. Hymenoptera. Formicidae: 18. Formica sp., skg. (H. M.). 

 Schiner saw the hover-fly Criorhina asilica Fall, freq., in Austria. 



610. E. latifolius Scop. 



Visitors. Loew saw the Muscid Calliphora erythrocephala Mg., skg., in the 

 Berlin Botanic Garden. 



611. E. americanus L. 



Visitors. Loew noticed the honey-bee, skg., in the Berlin Botanic Garden. 



612. E. japonicus Thunb. This species is a native of Japan. 



Visitors. In the Tyrol, F. F. Kohl observed the following ruby wasps. 

 1. Chrysis leachii Shuck. ; 2. C. viridula Z. ; 3. C. splendidula Rossi; 4. C. rutilans 

 Oliv. ; 5. C. scutellaris Fabr. ; 6. C. analis Spin. ; 7. C. distinguenda Spin. ; 8. C. 

 comparata Lepel.; 9. C. inaequalis Dahlb.; 10. Stilbum nobile Sulz. ; 11. Hedychrum 

 nobile Scop.; 12. H. rutilans Dahlb.; 13. Holopyga rosea Rossi; 14. H. chrysonota 

 For si.; 15. Ellampus caeruleus Pall. : and also the wasps 16. Vespa crabro Z. ; 

 17. V. germanica F.; 18. V. saxonica Fabr. ; 19. Polistes gallica Z.; 20. Eumenes 

 pomiformis F.; 21. Odynerus floricola Sauss. ; 22. O. modestus Sauss. 



Handlirsch, according to Kohl, records the fossorial wasp Gorytes pleuri- 

 punctatus Costa. 



613. E. variegatus. 



Visitors. F. F. Kohl records for the Tyrol the wasp 1. Polistes gallica Z. ; 

 and the ruby-wasps 2. Chrysis leachii Schuck; 3. C. bidentata Z. ; 4. C. scutellaris 

 Fabr. ; 4. C. distinguenda Spin. ; 5. C. inaequalis Dahlb. ; 6. Holopyga rosea Rossi. 



183. Celastrus L. 



614. C. Orixa Thunb. ( = C. japonicus C. Koch). The flowers of this species 

 are green, except the anthers, which are yellow. 



Visitors. In the Ghent Botanic Garden, Plateau saw po-dvg. Muscidae Musca 

 domestica Z., Calliphora vomitoria Z. 



184. Staphylea L. 



Inconspicuous, homogamous flowers associated in racemose inflorescences; 

 nectar half concealed, secreted at the base of the ovary. 



615. S. pinnata L. (Kirchner, 'Flora v. Stuttgart,' p. 356; Knuth, 'Bloemen- 

 biol. Bijdragen.') According to Kirchner, the sepals which are white, usually 

 tinged with red externally spread out till in the end they are almost horizontal. 

 The five small white petals are placed vertically in the pendulous flower, and sur- 

 round the five stamens pretty closely. The cup-shaped green receptacle forms a 

 groove round the base of the ovary, bounded externally by a pentagonal 

 ridge, outside which the stamens are inserted. The approximated stigmas of the 

 two styles are fused together. They are matured simultaneously with the anthers, 



