324 
Willis and Bur kill. — Flowers and 
B' § 5. Yellow-flowered Rayed Compositae. 
66 . Solidago Virg-aurea, Linn. [Lit. Brit. 23; N.C.E. 1, 
11, 18, 33, 34, 40; Warnstorf 2507 ; Arct. 36 ; Alps 2, 34; 
Pyren. 17.] 
Visitors. Diptera. Tachinidae\ (1) Siphona geniculata Deg., fp. 
1 6. IX. 95, 800 ft. Muscidae : (2) Calliphora erythrocephala Mg., 
29. VI. 96, 800 ft. Anthomyiidae : (3) Hyetodesia incana W., 29. VI. 
96, 800 ft. (4) Anthomyia sp., fp. 16. IX. 95, 800 ft. (5) Limno- 
phora solitaria Ztt., sh. 6-10. VII. 96, 21-2,600 ft. 
67 . Tussilago Farfara, Linn. [Lit. Brit. 29 ; N.C.E. 1, 14, 
18, 34, 40 ; Medit. 34 ; Arct. 34 ; Alps 2 , 9.] 
Visitors. Hymenoptera. Aculeata: Apidae: (1) Apis mellifica L., 
sh. 12-16. IV. 95, 800 ft. Diptera. Syrphidae : (2) Melanostoma 
quadrimaculatum Verrall, sh. 12. IV. 95, 800 ft. Muscidae'. (3) 
Lucilia cornicinaF., sh. 12-16. IV. 95, 800 ft. abundant. (4) Pollenia 
rudis F., sh. 12-16. IV. 95, 800 ft. abundant. Anthomyiidae'. (5) 
Anthomyia sulciventris Ztt., fp. 20. V. 97, 7-16. V. 98, 8-1,200 ft. 
(6) A. sp., fp. 18. V. 97, 19-2,000 ft. 
68 . Senecio vulgaris, Linn. [Lit. Brit. 23, 29 ; A. Bateson 
151 ; N.C.E. 1 , 3 c, 11, 14, 18, 25, 33, 34.] All observers find 
it very neglected. 
Visitors. Diptera. Anthomyiidae'. (1) Anthomyia sp., fp. 17-19. 
IX. 95, 800 ft. 
69 . Senecio aquaticus, Huds. [Lit. Brit. 23 ; N.C.E. 8 .] 
Not so abundant as Senecio Jacohaea , and very much less 
visited. 
Visitors. Hymenoptera. Aculeata: Apidae'. (1) Bombus terres- 
tris L., sh. 14. IX. 95. Diptera. Syrphidae'. (2) Eristalis pertinax 
Scop., 14. IX. 95. Empidae'. (3) Empis tessellata F., sh. 14. IX. 
95. Tachinidae : (4) Siphona geniculata Deg., sh. 14. IX. 95. 
Muscidae'. (5) Lucilia cornicina F., sh. 1. VII. 95. Anthomyiidae'. 
(6) Hyetodesia incana W., sh. 2. VII. 95; 14. IX. 95; 6. VII. 96. 
(7) H. variabilis Fin., sh. 1. VII. 95. (8) Anthomyia sp., 13. IX. 
95. All at 7-800 ft. 
