The 
Journal of Botany 
British and Foreign 
EDITED BY 
JAMES BRITTEN, K.S.G., F.L.S. 
No. 576. DECEMBER, 1910. Vol. XLVIII. 
CONTENTS. 
Merceyopsis, a new Genus of Mosses, with further Contributions to the 
Bryology of India. By H. N. Dixon, M.A., F.L.S. (Plates 507 and 508.) 
Colloderma , a New Genus of Mycetozoa. By G. Lister, F.L.S. Notes on 
Dartmoor Border Rubi. By the Rev. W. Moyle Rogers, F.L.S. Additions 
to the Flora of Hongkong. By S. T. Dunn, B.A., F.L.S. Three South Wales 
Hawkweeds. By Rev. Augustin Ley, M.A. Lathyrus tuberosus in Britain. 
By J. C. Shenstone, F.L.S. Short Notes Middlesex Plants— A new Variety ' 
of Rosa hibernica — The Pink Hybrid Campion — Erica vagans x cinerea — Coch- 
leavia micacea in Peebles-shire — Ruppia rostellata in v.-c. 74. Reviews : — 
Ancient Plants. By M. C. Stopes, D.Sc. Plant Life in Alpine Switzerland : 
being an Account in Simple Language of the Natural History of Alpine Plants. 
By E. A. Newell Arber, M.A., F.L.S. Anatomy of the British Carices. By 
Francis C. Crawford. Agricultural Bacteriology. By Prof. J. Percival, 
F.L.S. Die Aufzucht und Kultur der Parasitischen Samenpflanzen. By Prof. 
Dr. E. Heinricher. Book-Notes, News, &c. 
No. 577. JANUARY, 1911. Vol. XLIX. 
CONTENTS. 
Teneriffe Mosses. By H. N. Dixon, M. A., F.L.S. (Plate 509.) Further Notes on 
the Flora of Flintshire. By A. A. Dallman, F.C.S. A New Section of Loncho- 
carpus. By S. T. Dunn, B.A., F.L.S. Spiraea Ulmaria L. var. denudata Boenn. 
By A. R. Horwood. Marine Algae from the Kermadecs. By A. and E. S. Gepp. 
Plants of the Azores. By G. Claridge Druce, M.A., F.L.S. The Genus 
Diastella . By E. P. Phillips, M.A. Leicestershire Plants (1905-1910). Short 
Notes: — New County Records in Bryophyta— Mentha alopecuroides in East 
Suffolk — Thalictrum dunense Dum. in Cornwall. Reviews: — The Distribution 
of Hepaticae in Scotland,, By Symers M. Macvicar. Die palaobotanische 
Litteratur. Edited by W. J. Jongmans. Book-Notes, News, &c. 
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