368 ANGIOSPERMAE—DICOTYLEDONES 



Heinsius observed the following in Holland. — 



A beetle (Oedemera flavipes F. J and 5), ^ Muscids (i. Anthomyia sp. S; 

 2. Cyrtoneura curvipes Macq. t,; 3. C. hortorum Fall. 5 ; 4. Graphomyia maculata 

 Scop. 5 ; 5. Onesia floralis R. D. S), a Bibionid (Dilophus vulgaris Mg. S), a Stratio- 

 myid (Odontomyia tigrina F. i and 5), and 2 Syrphids (Ascia podagrica F. 5, and 

 Chrysogaster splendida Meig. 5). 



2526. E. Esula L. — 



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

 stated. — 



Herm. Miiller (Thuringia, op. cit.), 3 Muscids (i. Anthomyia sp., nect-lkg. ; 

 2. Sepsis sp. ; 3. Ulidia erythrophthalma Z., nect-lkg.), an ant (Myrmica ruginodis 

 Nyl. 5, nect-lkg.), and Ichneumonids. Knuth (Kiel Ober-Realschule Garden, 

 ' Beitrage'), the hover-fly Eristalis tenax L., nect-lkg. Loew (Berlin Botanic Garden), 

 the honey-bee, skg. and po-cltg. von Dalla Torre (Innsbruck Botanic Garden), the 

 bee Prosopis bipunctata F. (also recorded by Schletterer). 



2527. E. Peplus L. — Warnstorf describes the pollen-grains of this species as 

 yellow in colour, tetrahedral, tuberculate, on an average 56 /i broad and up to 75 /t 

 long. 



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

 stated. — 



Knuth (Kiel, 'Bl. u. Insekt. a. d. nordfr. Ins.,' p. 167), 4 hover-flies, minute 

 Muscids, and a beetle : (Helgoland, Bot. Jaarb. Dodonaea, Ghent, viii, 1896, p. 36), 

 2 Muscids (Coelopa frigida Fall., and Lucilia caesar Z.), and a Syrphid (Eristalis 

 tenax Z.). Herm. Miiller (Thuringia), an ant (Lasius sp. 5)> small flies, and 

 Ichneumonids. MacLeod (Flanders, Bot. Jaarb. Dodonaea, Ghent, vi, 1894, pp. 251, 

 379), 3 hover-flies, 2 short-tongued Hymenoptera, and a beetle. Plateau (Flanders), 

 a bee (Andrena nana A'.), and a hover-fly (Syrphus corollae F.). 



2528. E. pilosa L. — 



Visitors. — Loew observed the following in the Berlin Botanic Garden.— 



A. Diptera. (a) Bilionidae : i. Bibio hortulanus Z. 5, skg. (3) Muscidae : 



2. Lucilia caesar Z. ; 3. Spilogaster duplicata Mg. B. Hymenoptera. Apidae: 

 4. Andrena fulva Schr. 5, po-cltg. ; 5. Halictus sexnotatus K. 5, skg. and po-cltg. 



2529. E. dulcis L. — Kerner describes this species as very strongly protogynous, 

 but with inconspicuous inflorescences. 



2530. E. platyphyllos L. — 



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

 stated. — 



Herm. Miiller (Thuringia), Diptera, Sphegids (e.g. Crabro brevis v.d.L.), and 

 bees. Plateau (Ghent), a hover-fly (Syritta sp.) and numerous Muscids. 



2531. E. aspera Bieb. — 



Visitors. — Loew observed the following in the Berlin Botanic Garden. — 



A. Diptera. {a) Muscidae: i. Anthomyia sp., skg.; 2. Lucilia caesar Z. ; 



3. Sarcophaga carnaria Z. (b) Syrphidae : 4. Eristalis nemorum Z., skg. B. Hy- 

 menoptera. Apidae : 5. Andrena albicans Mull. 5, skg. ; 6. A. dorsata K. 5, 

 po-cltg. 



