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Show ( 471 ) INDEX. ABUTILON. A. Abutilon darwinii, self- sterile in Bl'ilzil, 3:13, 358; moderateh sel tfertile in England, HH; fertilised by birds, 3/1 Acacia sphce1·ocephala, 40! Acanthacece, 96 Aconitttm napellus, 428 Adlumia ci1·rhosa, 3li6 Adonis mstivalis, 128; measurements, 128; relative heights of crossed and self-fertili::JCd plants 277 ; self-ft~rtile, 365 ' AJuga 1·eptans, 3G8 Allium cepa (blood-red var.), 369 Anagallis collina (var. g'rancliflorc£), 217, 267; measurements, 218; seeds, 316, 323, 325 Anderson, J., on the Calceolaria, f37; removing the corollas, 4~0 Anemone, ;HH· Anemophilous pla11ts, 400; often diclinous, 408 Antir'rhinum majtts (red var.), 363; perforated corolla, 429 --(white vnr.), 3G:~ -- (peloric var.), 363 Apium petroselinum, 172; result of experiments, 277 A rgemone ochroleuca, 366 Aristotle on bees frequenting flowers of the same species, 415 A ristolochia, 417 Arum maculatum, 4:17 B. Bailey, Mr., perforation of corolh•, 427 BEN~E'l"l'. Bartonia au-rea, 170; measurement::; 170, 171; result of experim nt::/ 277 ' Bartsict odontites, 369 Beal, \V. J., tsterility of ]{alm,io laUjoUa, 35n; on nectar in Biuf'k au1·eum, 4:32 Bean, the common, 432 Bees distinguish colours, 37il; fr< ·quent the flowers of the sattlt: species, 415, 420; guidcrl by coloureu corolla, 4:20; powers of vislOn und discrimination 422 · mr.mory, 423; unattract~tl hy ?d,,ur of certain flowers, 42:-) ; wdustry, 42-1:; protit by the corolla perforated by lmrnble-b es 427; skill in \vorking, 428; habit: 431 ; foresight, 438. --, humble, recognise varirties a; of one speci es, 416; colour not tlw sole guide, 421; rate of flying, 424; number of flow l'ti visited, 425; corolla perlbrated by, 42o, 433; skill and judgment 429 ' Belt. Mr., the hairs of Digitalis p wrpurea, 82 ; Phaseoltts multijlo? ·us! 151 ; not visited by bee~ m Nwarngua, 3tj0; hunnninn·Lirds carrying pollen, 371 ; s~cretion of 11ect:u, 403; in Acacia sphr.erocephaltts and pa.·siunflower, 404; perforation of corollfl, <130. Bennett, A. vV., on Viola tricolor 1~3; 8tructure of Impa.tiensful~·a: 367; plants flowering in wi11ter, 384:; bees frequenting flow ers of sume species, 416 |