CON.TENTS OF VOL. XVII. 



SESSION LI. 



PAGE 



Opening Meeting of the Session , 1 



Obituary Notice of Dr James Gilchrist, Dumfries. By Thomas A. G. 



Balfour, M.D., F.E.S.E 2 



Obituaiy Notices of C. W. Peach, Robert Gray, William "Williamson 

 Newbould, and Edouard Morren. By Andeew 

 Taylor 11-16 



„ „ William Traill, M.D. By Hugh Cleghorn, M.D., 



LL.D 17 



,, „ John Jeffrey, Balsusney. By C. Howie, St Andrews... 19 



Australian and New Zealand Trees in Arran. By Eev, D. Laxdsborough 21 



Notes on Three Bare Carnarvonshu-e Plants. By A. D. Webster 29 



On a supposed New British Species of Sagina. By F. Buchaxan White, 



M.D., F.L.S., F.E.S 32 



Notes on the Finding of Trichomanes radicans in Arran in August 1863. 



By W. B. SiMSOX 35 



Additional Note on the Occurrence of Trichomanes radicans in Scotland. 



By Rev. D. Landsborough 39 



Recent Researches in regard to the Vegetable Cell- Wall. By G. F. ScOTT 



Elliot, M.A., Cantab 40 



Notes on British Species of Epilohium. By Arthur Bennett, F.L.S 47 



On the Monthly Increase in Girth of Trees at the Royal Botanic Garden, 



and at Craigiehall, near Edinburgh. By David Chri.stisox, M.D 51 



Excursion of the Scottish Alpine Botanical Club to Glen Spean and 



Pitlochry in 1886. By William Craig, M.D., F.R.S.E., F.E.C.S.E., 



&c 65 



On the Dimorphism of Flowers of Wacheiidorjia paniculata. By John 



Wilson, B. Sc. , University of St Andrews. (Plate I.) 73 



On the Fructification of Sphacdaria radicans, Harvey, and Sjihacelaria 



olivacea, J. Ag. By G. W. Traill, Joi^im. (Plate II.) 77 



Remarks on Sphacelaria radicans, Harv., and Sphacelaria olivacea, J. Ag. 



By E. M. Holmes, F.L.S 79 



The Indigenous Flora of i\Iadeira, in special relation to its Peculiar Plants. 



By Francis M. Norman, Commander R.N 82 



On the Movement of Water in Plants. By G. F. ScoTT Elliot, M.A., 



B.Sc 90 



Facts regarding the Morphology and AflSnities of certain Genera of the 



Order Scrophulai-iacK. ByP. Sewell 97 



On the Mechanism for Fertilisation in the Flowers of Bolhophyllum Lohbii. 



By GusTAV Mann. (Plate III.) 104 



List of New and Rare Plants presented to the Herbariiim of the Royal 



Botanic Garden. By Arthur Bennett, F.L.S., Croydon, and 



Symington Grieve, Edinburgh. Communicated by S. Grieve 110 



List of Hepatics and Mosses collected in the Island of Rum, Hebi-ides, 



during July 1SS4. By Symington Grieve, Edinburgh. (Named 



according to the London Catalogue.) Ill 



Experimental Planting in Central Africa. By J. AV. MoiE, Manager of the 



African Lakes Company 114 



Report on a Visit to Applecross by the Members of the Summer Camp, 



1886. By John Allan 117 



