Cclxiv PROCEEDINGS OF THE ROYAL HORTICULTURAL SOCIETY 



Styrax, 349 



Hemsleyana, 222 



japonica, 222 



Obassia, 222 



Veitchiorum, 222 



Wilsonii, 222 

 Suaeda, 348 

 Sugar beet, 309 



absorption by seeds, 183 

 bacterial disease, 354 

 curly top, 355 

 eelworm, 162 

 leaf spot, 188, 355 

 nitrates bad for, 355 



cane, 348 



SulDhate of ammonia, its production, 

 188 



Sulphur as a manure, 189 



Sulphuric acid, its effect on seed 

 germination, 347 



Sumachs, see Rhus 



Summer-house, a picturesque, 368 



Sundries, Awards to, in 191 4, ccxix 



Sweet fern, see Comptonia peregrina 



Sweet pea, 355 



' Alfred Watkins,' cxxxix 

 ' Dobbie's Orange,' A.M., 



cxxxvii 

 effect of ethylene upon, 300 

 ' Elsie Herbert,' A.M., cxxxix 

 ' Mrs. Hugh Wormald,' A.M., 



cxxxix 

 ' Norvic,' cxl 



' Robert Sydenham,' A.M., 

 cxxxvii 



' Royal Purple,' A.M., cxxxvii 

 ' Sunproof Crimson,' cxxxix 

 ' The President,' A.M., cxxxix 

 two-podded, clxxvi 

 " Sweet Peas for Profit," by J. H. 



Dick, reviewed, 596 

 Sweet potato, 611 



black rot, 189, 356 

 foot rot, 356 

 Swietenia Mahagoni; precocious flower- 

 ing, 176 

 Sycamore, 612 



Symphoricarpos orticulatus, 220 

 racemosus, 32 



var. laevigatus, 32 

 Synchytrium endobioticum, clxxxviii 

 Syntomaspis druparum, 312 

 Syringa reflexa, A.M., cxxvii 

 vulgaris, cxxvii 



as a stock, 32 

 chamaethyrsus, its 

 flowering, 176 

 Syringas, their pruning, 32 



Tabaschir, 306 



Tabog, see Chaetospermum glutinosa 



Talpa europaea, 628 



Tamarindus indica, 149 



Tannin in Mesembryanthemum, 334 



Taraxacum, 163 



Taxus baccata, its pruning, 33 



Teasel, 369 



malformed, clxxvii 



Tecophilaea cyanocrocus, Iviii 

 Telopea speciosissima, A.M., cxxx, 



cxxxiv 



I Temperature and plant growth, 356 

 Tepary, 308 



Terminalia Catappa, 149 

 Tetranychus bimaculatus, 639 



telarius, 639 

 Tetrastichus asparagi, 137 

 Tetropium gabrieli var. crawshayi, 626 

 Teucrium, 349 

 Thalassia, 154 

 Thalictrum, 348 

 j Thermotropism of roots, 644 

 Thesium alpinum, 321 

 Thielavia basicola, 194, 631 

 Thismia structure, 356 

 Thistle, Canadian, 357 

 Thladiantha, 154 

 1 Thlaspi, pollination of, 189 

 I Thomas, H. H., " Rock Gardening for 

 I Amateurs," 124 



I Mrs. T., " Our Mountain 



Garden," 291 

 ; Thorn, Glastonbury, 189 

 i twice flowering variety, 189 



Thorns, cause of formation, 190 

 Thrips on potato foliage, 357 

 orchard, 644 

 tabaci, 630 

 j Thuja gigantea, 322 

 ! its pruning, 33 



I occidentalis, 3, 182 



• plicata, 3, 



I Thyme, 318, 349 

 Thymol, sources of, 644 

 Thymus vulgaris, 644 

 Tilia, 349 



nitrates in, 163 

 Timber fungi, 173 

 I Titchmarsh, C. C, on plants tried 

 i at Wisley, 191 4, 276, 499 

 I Toad flax, 369 

 Tobacco, 349 



cultivation, 357 

 effect of shade upon, 347 

 flue-cured, 357 

 hornworms, 305 

 mosaic disease, 358 

 smoke, its effect on plants, 

 184 



split worm, 342 



wash, to make, 644 

 Toboka, see Gerbera piloselloides 

 Tomato black spot, 190 



blight, 193, 645 

 i blossom end rot, 193 



i cotyledons enlarged through 



mutilation, cxviii 



damaged by spring-tails, 643 



effect of crossing on yield, 357 

 I insects, 358 



j leaf spot, 328 



i mosaic disease, 358 



I mould, 193, 358 



I potato tuber moth on, 342 



I root eelworm, 162, 358, xlii 



! white fly, 359 



wilt, 193, 645 



