The 
Journal of Botany 
British and Foreign 
EDITED BY 
JAMES BRITTEN, IC.S.G, F.L.S. 
No. 571. JULY, 1910. Vol. XLVIII. 
CONTENTS. 
A New Musa from Uganda. By A. B. Rendle, D.Sc., F.R.S., and S. Greves, 
B.Sc. (Plate 506). Lathyrus tuberosus in Britain. By Miller Christy, F.L.S. 
Natural Selection and Plant Evolution. By A. R. Horwood. Uva-ursi versus 
Ardostaphylos. By Frederic N. Williams, F.L.S. Notes on the Flora of 
Flintshire. Bjr the Rev. W. Moyle Rogers, F.L.S. Short Notes: —The 
Generic Name of the Yellow Rattle— Sphcerocarpus californicus in Gloucester¬ 
shire—Surrey Plants — Note on Rosa — ‘New Records’ — Plant Records. 
Review:— Common Weeds of the Farm and Garden. By Harold C. Long, 
B.Sc., in collaboration with John Percival, M. A., F.L.S. Book-Notes, News, &c. 
Supplement :—The British Roses. By Major A. H. Wolley-Dod (continued). 
No. 572. AUGUST, 1910. Vol. XLVIII. 
CONTENTS. 
Dr. Alexander Blackwell (1709-1747). By B. Daydon Jackson, Ph.D. Further 
Additions to the Berkshire Flora. By G. Claridge Druce, M.A., F.L.S. 
Watson Exchange Club Report, 1908-1909. Short Notes: — Tragopogon porri- 
folium x pratense —Flintshire Plants—Note upon Rosa—Kalmia glauca Aiton— 
Ceratodon conicus in the Mersey Province— JJva Ursi—Lathyrus tuberosus L.— 
North Lincolnshire Plants. Reviews :—The Subantarctic Islands of New 
Zealand. Edited by Chas. Chilton, M.A., D.Sc., F.L.S.—The Woodlands of 
England. By C. E. Moss, W. M. Rankin, A. G. Tansley. Nature Teaching on 
the Blackboard. By W. P. Pycraft, F.Z.S., and Janet Harvey Kelman. 
The Aims and Methods of Nature-Study: a Guide for Teachers. By John 
Rennie, D.Sc., F.R.S.E. Eton Nature-Study and Observational Lessons. By 
Matthew Davenport Hill, M.A., and Wilfrid Mark Webb, F.L.S. Dunkel- 
feldbeleuchtung und Ultramikroskopie in der Biologie und in der Medezin. 
By N. Gaidukov. Book-Notes, News, &c. Supplement:— The British Roses. 
By Major A. H. Wolley-Dod (continued). 
LONDON 
WEST, NEWMAN & CO., 54 HATTON GARDEN, E.C. 
DULAU & CO., SOHO SQUARE 
Price One Shilling and Eightpence 
