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JOURNAL OF THE IIOYAL HORTICULTURAL SOCIETY. 



to -21° R. ; (2) the bright sunshine every day between 11 and 2 o'clock; 

 and (3) the absence of a covering of snow. The effect of the season on a 

 number of shrubs and trees is described. — J. P. 



Acclimatisation of Foreigrn Plants {Rev. Hort. Beige, t. xxvii. 

 p. 198 ; September 1901). — As examples, the Japanese Medlar first fruited 

 at Hyeres, then in the colder climate of Montpellier ; Kaki and Japanese 

 Plums are well acclimatised in the south of France. — G. H. 



Aerides multiflorum and its Allies. By R. A. R. {Orch. Bev, 

 p. 242 ; August 1901). — A most interesting article, dealing with the various- 

 species connected with this group of Eastern plants. — H. J. C. 



Ag-apanthus caulescens (Gartenflom, p. 281, fig. 1487 ; 1/6/1901). 



— A plate and brief description of a new species of Agapanthus from the 

 Transvaal. — /. P. 



Afifave attenuata. By J. N. Rose (Rep. Miss. Bot. Gard. vol. xi. 

 p. 79 ; 1900 ; plate 7). — Re-description of a second specimen of this 

 species, flowered in the Botanical Garden at Washington in 1898. — G. S. B. 



Ag*ave expatPiata. By J. N. Rose {Rep. Miss. Bot. Gard. vol. xi. 

 p. 79 ; 1900 ; plates 9 and 10). — Description of a new species in the 

 Marginat(e group, flowered in the Botanical Garden at Washington in 

 1898, of unknown origin. — G. S. B. 



Agave heteracantha. By J. N. Rose (Rep. Miss. Bot. Gard, 

 vol. xi. p. 79 ; 1900). — The tentative name represents an aggregate of 

 several species, probably from Northern ^Mexico, but is described ; while 

 A. Lechuguilla is discriminated by its very long terminal spine. — G. S. B, 



Agave Treleasii. By J. W. Toumey (Rep. Miss. Bot. Gard, 

 vol. xii. p. 75 ; 1901). Plates 32-3. — Description of a new species related 

 to, and associated with, .1. Schottii at an altitude of about 6,500 ft., in 

 Southern Arizona, and used locally as a substitute for soap. — G. S. B. 



Agave Washingtonensis. By J. N. Rose (Rep. Miss. Bot. Gard, 

 vol. xi. p. 79 ; 1900 ; plate 8). — Re-description of the specimen of this 

 species that flowered in the Botanical Garden at Washington in 1897 and 

 1898.— G. S. B. 



Agricultural Conference, 1901 (Qu. Agri. Joum. vol. ix. pt. 1 ; 



Jiily 1901). — Reports of the Conference, chiefly on subjects connected 

 with agriculture, *' The Fruit Industry of Queensland " and " The Orange 

 Industry in the Maroochy District," and " Pine-apple growing," being the 

 only horticultural articles. — M. C. C. 



Albugo, Gametogenesis and Fertilisation of. By F. L. Stevens 

 (Bot. Gaz. vol. xxxii. pp. 77-98 ; plates 1-4 ; No. 2). — G. H. 



Alkali Studies (U.S.A. Exp. Stii. Record, vol. xii. No. 11, 1901, 

 p. 1008). — Notes in regard to the effects of alkali on plant germination 

 and growth, the rapidity with which salts in solution were absorbed, and 

 the amount of water evaporated from plants and salts in solution. 



E. F. H. 



