. Handbook of flower pollination : based upon Hermann Mu?ller's work 'The fertilisation of flowers by insects' . Fertilization of plants. 42 ANGIOSPERMAE—DICOTYLEDONES A. Diptera. (a) Muscidae: i. Trichophticus cunctans Mg., po-dvg. (h) Syrphidae: 2. Platycheirus albimanus F., skg. B. Hymenoptera. Apidae: 3. Apis mellifica Z., very common, skg.; 4. Bombus agrorum F., do.; 5. B. lapidarius L., do.; 6. B. latreillellus ^. ( = B. distinguendus Mor.), skg.; 7. B. pratorum L., freq., skg.; 8. B. terrester L., do.; 9. Psithyrus campestris Pz., skg. C. Lepi- doptera. Rhopalocei-a : 10. Epinephele jan
. Handbook of flower pollination : based upon Hermann Mu?ller's work 'The fertilisation of flowers by insects' . Fertilization of plants. 42 ANGIOSPERMAE—DICOTYLEDONES A. Diptera. (a) Muscidae: i. Trichophticus cunctans Mg., po-dvg. (h) Syrphidae: 2. Platycheirus albimanus F., skg. B. Hymenoptera. Apidae: 3. Apis mellifica Z., very common, skg.; 4. Bombus agrorum F., do.; 5. B. lapidarius L., do.; 6. B. latreillellus ^. ( = B. distinguendus Mor.), skg.; 7. B. pratorum L., freq., skg.; 8. B. terrester L., do.; 9. Psithyrus campestris Pz., skg. C. Lepi- doptera. Rhopalocei-a : 10. Epinephele janira L., freq., skg. The following wei'e recorded by the observers, and for the localities stated.— Willis (Central Wales) (op. cit.), 2 humble-bees (Bombus agrorum F., skg., and B. terrester Z., do.) and 2 butterflies (Polyommatus phlaeas Z., skg., and Vanessa urticae Z., do.). Scott-Elliot (Dumfriesshire), Apis, 7 humble-bees, a short-tongued bee, and 2 hover-flies (' Flora of Dumfriesshire,' p. 112).. Fig. 226. Erica caruca, L. (after Herm. Miiller^. A. A next year's flower-bud (X 7). B. Do,, after removal of two sepals, C. Do., after removal of the calyx and front part of the corolla, and forcible bending back of three stamens (x 7), D, Pollen-tetrads from a bud (greatly enlarged). E. A flower, seen from the side (x 7,1. F. Do., after removal of part of the calyx and corolla and some of the stamens, G. Flower seen from below. H. Reproductive organs and nectaries. J. Anthers seen from the side, from within, and from without (x 7). a, anthers ; Co, corolla ; n, nectaries ; j, sepals ; St, stigma. 1765. E. scoparia L. (Malpighia, Genova, iv, 1890.)—Delpino describes this species, native to South Europe, Dalmatia and France, as anemophilous. 1766. E. arborea L. (Knuth, ' Bliitenbiol. Beob. a. d. Ins. Capri,' p. 11.)— I have not seen fruits set by this species in Capri. In April the sticky stigmas still projected from the flowers, though the anthers had all shed their pol
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