Clxviii PROCEEDINGS OF THE ROYAL HORTICULTURAL SOCIETY. 



" Science and fruit-growing," by the 

 Duke of Bedford and S. U. Pickering, 

 reviewed, 369 

 " Science and Practice of Manuring," 



by W. Dyke, reviewed, 382 

 Sclerotinia bulborum, 404 

 Libertiana, 420 

 on tomato, 420 

 Sclerotium cepivorum, 404 



Rolfsii, 412 

 Scolytus rugulosus, 413 

 Sedum Cavii, civ 

 Seed disinfection, 412 

 Seeds, after-ripening and germination, 

 389 



correlation of position and 



productivity, 413 

 depth for sowing, 418 

 desiccation and germination, 413 

 electrification of, 413 

 Sepsis cynipsea at mistletoe, xxxv 

 Septoria dianthi, 234 



lycopersici, 420 

 Seward, A. C, " Fossil Plants," 375 

 Sex inheritance in strawberries, 400 

 Silver-leaf, 68, 75, 313, xciii, xciv 

 Sim, T. R., " Flowering Trees and 



Shrubs," 376 

 " Simple Carbohydrates and Glucos- 

 ides," by E. F. Armstrong, re- 

 viewed, 378 

 Sinapis nigra, 154 

 Siphocoryne avenae, 141, 401 

 Skin irritation, xci 

 Slug, its habits, 414 

 Smith, A., see Moore, W. G. 

 Smith, F., on varieties of fruit for 



market, 65 

 Soap-weed, see Yucca elata 

 Sobralia Charlesworthii, cxix 

 X ' Lyoth,' A.M., cxix 

 macrantha, cxix 

 " Soil Biology: Laboratory Manual," 



by A. L. Whiting, reviewed, 133 

 Soil chemistry, 414 



sterilization, 237 

 " Soil, The," by A. D. Hall, reviewed, 

 381 



" Soil and its Care, The," by M. 



Grieve, 382 

 Soil, the care of, 22 



water, 418, 422 

 Sophora japonica, 1 52 

 Sophrolaelia X ' Psyche,' xlviii 

 Sophrolaeliocattleya X ' Anzac ' var. 

 ' General Birdwood,' F.C.C., cxviii 



var. ' Lutetia,' F.C.C., 

 cxviii 



X bletchleyflora, cxxiii 

 X ' Edie Jack,' cxxiii 

 X ' His Majesty,' Ralli's var., 

 xlvii 



X ' Isabella,' xliv 



Sorrel, control of red, 152 



Sotol, see Dasylirion Wheeled 



Soya beans, 418 

 Spathoglotti? Fortunei, cxxiv 

 Sphaerotheca Humuli, resistance to, 67 



Spinach blight, 418, 419 



Spinach blight transmitted by insects, 

 418 



Spiraea, 248, xc 

 Spraying, 69 



danger to bees, 142 



dust, 152 



Stebbing, E. P., " Commercial For- 

 estry in Britain," 135 



Stephanandra chinensis, 403 

 incisa, 403 



Stereum purpureum, 68, xciii, xciv 



Stewart, A. W., " Recent Advances 

 in Organic Chemistry," 133 



Stewartia monadelpha, 1 52 

 s errata, 152 

 sinensis, 152 



Stopes, M. , " Botany, the Modern 

 Study of Plants," 132 



Storage houses, 1 50, 1 52 



" Storing Vegetables and Fruits," by 

 H. Cowley, reviewed, 375 



Strawberries for market, 66 



sex inheritance in, 400 



Strawberry ' Crimson Beauty,' xcviii 

 diseases, 419 

 ground beetle, 69 

 ' Royal Sovereign,' 66 

 sterility in, 152 

 ' Stirling Castle,' 66 



" Strawberry in North America, The," 

 by S. W. Fletcher, reviewed, 132 



Strontium, its effect on plants, 407 



Sugar-beet syrup, 152 



Sundries, awards in 19 19, cxxix 



Sweet Pea, ' Annie Ireland,' A.M., cix 

 ' Brilliant,' A.M., cvi 

 ' Brocade,' A.M.. cvi 

 ' Dobbie's Maroon,' cvi 

 ' Doris,' A.M., cx 

 • Gladys,' A.M., cx 

 ' Hawlmark Pink,' A.M., cvi 

 ' Hawlmark Maroon,' cvii 

 ' Market Pink,' A.M., cxi 

 ' Mascott's Scarlet,' A.M., cx 

 ' Mascott's White,' A.M., cxi 

 ' Pink Pearl,' cvi 

 ' Royal Scot,' A.M., cviii 

 Sweet peas, variegation in, xcvi 



Symbiosis, 153 



Synchytrium endobioticum, 301 

 Syringa reflexa, 404 



see also Lilac 



Sweginzowii superba, 404 



Wilsonii, 404 



Tamarindus indica, 105, 112 



Taxodium distichum imbricarium, 419 



Telopea oreades, cvi 



Tecoma stans, 1 1 1 



undulata, 100, 105, no, in 



Teetgen, A. B., " Profitable Herb- 

 growing," 377 



Tephrochlamys rufiventus at mistletoe, 

 xxxv 



Terminalia arjuna, no 

 Terrace making, 103, 104, 105 

 ' Teucnum Botrys, xcii 

 I Thevetia neriifolia, 99, no, xxi 



