A472 CORRESPONDING SOCIETIES. 
Arkins, W. R. G. On the Vertical Mixing of Sea-Water and its Importance for 
the Algal Plankton. Journ. Marine Biol. Assoc. Nov., pp. 319-324. 
—— and Harris, G. T. Seasonal Changes in the Water and Heleoplankton of 
Fresh-water Ponds. Sci. Proc. Roy. Dublin Soc., Nov., pp. 1-21; Abs. in 
Nature, Feb. 28, 1925, p. 315. 
Batu, Nice G. Phototropic Movements of Leaves—The Functions of the lamina 
and the Petiole with regard to the- Perception of the Stimulus. Sci. Proc. 
Roy. Dublin Soc. Mar., pp. 281-286. 
Barnett, F. Leeds Natural History Records. Nat. Apr., p. 127. 
Bartiett, A. W. Rare Rust Fungus. Vasc. Jan., p. 58. 
Sexuality in the Mucors, tom. cit. July, pp. 115-119. 
Bates, GeorGEe F. Preliminary List of Perthshire Diatoms. Trans. Perthshire Soc. 
Nat. Sci. Vol. VIIL., pt. 1., pp. 10-15. 
Bay.iss-ELLioTt, JESSIE §., and STANSFIELD, OttvE P. Life History of Polythrincium 
Trifoli Kunze. Trans. Brit. Mycol. Soc. Aug., pp. 218-228. 
BrenuaM, CHARLES E. Ferns Grown under Bottles. Journ. Bot. May, pp. 146-147; 
Aug., p. 246. 
Bennett, ArtHUR. Notes on Potamogeton. Trans. Bot. Soc. Edinb. Vol. XXIX., 
pt. L, pp. 45-53. 
— Notes on Caithness Plants, tom. cit., pp. 54-56. 
BickerstetH, RurH. Cottingham Purple Beech. Field. June 26, p. 945, 
BisHop, E. B. Botanical Section [Report]. London Nat. 1923, pp. 13-15. 
BLACKBURN, KaTHLEEN B., and Harrison, J. W. Hestop. Preliminary Account of 
the Chromosomes and Chromosome Behaviour in the Salicaceez. Ann. Bot. 
Apr., pp. 361-378. Abs. in Nature, June 28, p. 938. 
Buackman, V. H. Physiological Aspects of Parasitism. Advance of Sci., pp. 1-14. 
Buatuwayt, F. L. Phenological Report on First Appearances of Birds, Insects, etc., 
and First Flowering of Plants in Dorset during 1923, with other Notes on 
Local Natural History. Proc. Dorset N.H. and Ant. F. Club. Vol. LXV., 
pp. 174-187. 
Biomrietp, James E, Witches-Brooms. Journ. Roy. Micros, Soc. June, pp. 190- 
194. 
Boycort, E. A. Problems of River Pollution. Nature. June 7, p. 817. 
Boyz, C. Studies in the Physiology of Parasitism : The Growth Reactions of Certain 
Fungi to their Staling Products. Ann. Bot. Jan., pp. 113-135. 
Bracuer, Ros. Notes on Rhytisma acerinum and Rhytisma pseudoplatani. Trans. 
Brit. Mycol. Soc. Mar., pp. 183-186. 
Bram, K. W. Some Observations on Fistulina hepatica and Hollow, Stag-headed 
Oaks. Trans. Brit. Mycol. Soc. Aug., pp. 210-213. 
BRENCKLEY, WINIFRED E. Reports. School Nature Study. Jan., pp. 1-5. 
Britten, James. Cotoneaster microphylla Wall. in I. Wight. Journ. Bot. Aug., 
. 244. 3 
— TT Mise caleaceaun L., tom. cit. Oct., pp. 306-307. 
—  “ Huzbush,” tom. cit. Nov., p. 336. — 
Brooks, F.T. Epidemic Plant Diseases. Trans. Brit. Mycol. Soc. Aug., pp. 229-239. 
Brunker, J. P. Increase of Sawifraga stellaris in Glenasmole. Jrish Nat. June, 
p. 68. 
— Some Botanical Records for Co. Wicklow. Irish Nat. Nov., pp. 114-116. 
Buckuey, BURRELL, CHEETHAM, PEARSALL, WOODHEAD. Age of the Peat. Antigq. 
Journ. Oct., pp. 416-417. 
Buiiock-Wesster, G. R. See James Groves. 
Burky, Harotp J. Plant Gall Section [Report]. London Nat. 1923, pp. 19-22. 
Burnuey, A. I. Flowering Plants [at Ravenscar]. Nat. Sept., pp. 275-276. 
Burrett, W. H. Pennine Peat. Nai. May, pp. 145-150. 
— Bryology [at Holme-on-Spalding Moor], tom. cit., Sept., p. 272; at Scarthing- 
well Park, Nov., p. 344. 
—— New British Moss, tom. cit. Nov., p. 350. 
Burrevu. See Buckley. 
Burrow, R. C. Botany [Report]. Rochester Nat. No. 130, pp. 62-63. 
Burcuer, R. W. Plankton of the River Wharfe. Nat. June, pp. 175-180; July, 
pp. 211-214. 
BuTTERFIELD, W. Ruskin. Notes on the Local Fauna, Flora and Meteorology for 
1923. Hastings Nat. Aug., pp. 1-14. 
