cclxxxiv PKOCEEDINGS OF THE ROYAL HOETICULTURAL SOCIETY. 



Angraecum Sanderianum, 445 



Anguloa Ruckeri var. 445 



Anise, its origin, 525 



" Annual and Biennial Garden Plants," 



by A. E. Sj)eer, reviewed, 588 

 Annual meeting, iii 

 AnselUa africana, 471 

 Antennaria tomentosa, 66 

 Antennarias, 76 

 Anthemis nobilis, 527 

 Anthocyanin, formation of, 612 

 Anthonomus quadrigibbus, 234 

 Antigua, Agricultural Conference in, 233 

 Antirrhinum Asarina, 86 



,, glutinosum, 86 



,, ma jus malformed, cxviii 

 semper virens, 86 

 Antirrhinums, new forms, 445 

 Aphelinus diaspidis, 612 

 Aphides, life histories of, 276 

 Aphidideae, notes on, 612 

 Apliilotrix fecundatrix, cxix 

 Aphis brassicae, 484 



maidi-radicis, 245 

 5, middletoni, 245 

 Apium graveolens, 529 



Petroselinum, 529 

 Aponogeton Dinteri, 235 



„ distachyon, 235 



,, fiavum, 235 

 Apple ' Anise,' 446 



attacked by Coniothyrium Fuckelii, 

 244 



„ attacked by crown-gall and hairy 

 root, 247 

 bitter-pit, 616, ccxvi 

 ,, black spot, 446 



,, ' Charles Eyre,' A.M., ccxxii, 

 ccxxvi 

 cultivation, 612 

 diseases, 272 

 ,, effect of arsenical compounds on 

 the trees, 236 

 ' Ellison's Orange,' A.M., ccxxiv 

 growing in America, 446 

 „ leaf- hopper, 614 

 membracids, 446 

 ,, orchards, their fertilization, 235 

 ornamental, 447 

 scab, varieties affected, 273 

 „ ' Sir John Thornycroft,' A.M., 



ccxxvi, ccxxvii, ccxxviii 

 ,, spraying, 614 

 ,, water core of, 447 

 " Apples and Pears," by G. Bunyard, 



reviewed, 587 

 Apples, diseased, ccxiv 



loss of weight on keeping, 447 

 ,, index to illustrations of, 152 



sooty- blotch of, 645 

 ,, sterility of, 481 

 ,, summer, in U.S.A., 447 

 ,, weevils attacking them, 234 

 Appliances tried at Wisley, 1911, 580 

 Apricot and Myrobalan crossed, 447 

 Aquatic flowering plants, origin and 



structure of, 88 

 Aquilegia alpina, 84, 309 



,, flabellata var. nivea, 448 



Aquilegia pyrenaica, 77 



Araecerus fasciculatus, 243 



x^raucaria brasiliensis, 52 

 imbricata, 52 



Arber, E. A. Newell, " Plant Life in Alpine 

 Switzerland," re- 

 viewed, 187 

 ,, ,, "The Natural His- 



tory of Coal," 

 reviewed, 189 



Arboreta and parks, 472 



Archips rosoceana, 260 



Arctium Lappa, 43, 44 



Arenaria biflora, 67 



Aretia Vitaliana, 309 



Arnica montana, 84 



Arolla x^ine, 68 



Aronicum scorpioides, 67 



Arsenic sulphide, used against codling 

 moth, 242 



Arsenical compounds, their effect on 



apple trees, 236 

 Artemisia Dracunculus, 530 

 Artichoke, influence of altitude upon, 75 

 Ascheronia aleurodes, xxviii 



,, flavocitrina, xxxii 

 Ascochyta parasitica, 274 

 ,, petroselini, 117 

 Asparagus at Wisley, 1911, 398 

 diseases, 273 



' Early Giant French,' A.M., 

 cxx 



,, ' Green Canadian,' A.M., cxx 

 Aspidiotus ostreaeformis, 647 



perniciosus, 267 

 Asplenium decorum, A.M., cxxviii 

 Aster 'Amethyst,' A.M., ccxxxvii, 

 ccxxxiii 

 Falconeri, 448 

 ,, petiolatus, 252 

 „ 'Profusion,' A.M., ccxxxvi 

 ,, tartaricus var. Petersianus, 448 

 Asters in dry weather, 392 

 Atmospheric impurities, their effect on 



vegetation, 614, 643 

 Atragene alpina, 84, 309 

 Atriplex, ornamental species, 479 

 Auricula, 'Mrs. Gardner,' A.M., 11, lit 

 'Mrs. Harry Veitch,' A.M., li 

 ,, ' Umpire,' A.M., liv 

 Austrian pine bored by beetle, xxx 

 Autographa brassicae, 484 

 Autumn-fruiting raspberries tried at 



Wisley, 1911, 561 

 Azalea disease, 283 



„ 'Duchess of Portland,' A.M. 



cxxx 

 ,, gall, XXV 

 ,, procumbens, 66, 84 

 Azara microphylla, 53 ' 



Bacillus melanogenes, 278 

 ,, phytoplithorus, 278 



tumefaciens, 248, 272, 454, 455, 

 cxvii 



Bacterium beticolum, 287 



,, tumefaciens, 248 

 Bagging of fruit in Japan, 97, 98 



