CONTENTS 
PAGE 
PRESIDENTIAL ADDRESS for Session 1906-7. By Professor Bayley 
Balfour, F.R.S. 3 é = eS 
Notes on New Jiseases on Piss pungens and Mee pottonetee By 
A. W_ Borthwick, D.Sc. : ; : : : ‘ ; 232, 233 
Note on Juncus effusus, var. spiralis. By Mr. Magnus Spence . 233 
Note on certain Tussock-Formations occurring in the Scilly Isles. 
(Pl. IV.) By W. W. Smith, M.A. ; , 5 . dt 
Further Note on Australian Tuberous Droseras. By Dr. A. Morrison. 236 
Note on Abnormal Leaves of Hippuris. By H. F. Tagg, F.L.S. 237 
Report of Scottish Alpine Botanical Club Excursion, 1906. By Mr. 
Alexander Cowan : . 241 
Preliminary Note on Paes in Pith er a Cueeiie ‘By Bae fe 
Bews, M.A., B.Sc. , : ; : eae 2G 
~ A New Meconopsis from Yunnan. (PI. V.) By Lieuk Ger D. Prain, 
F.R.S. ; : : : - ee 
Patrick Blair, Surgeon eed, Dundes. By Mr. Alexander P. 
Stevenson 259 
Additional Notes on F aes ae Pacietrce Bane Bast ee By Mr. 
J. A, Alexander . : 3 277 
Note on Ophrys hybrida, Pane By Mr. J. F. Jeffrey 282 
On the Ricci of the Edinburgh District. (Pl. VI.) as W; eae 
F.R.S.E. : 285 
A West of Scotland arden Wanencine: eee 1906. "9 Rg. 
David Landsborough, LL. D. 291 
Potamogeton pensylvanicus, Cham. et Schlecht, ee einen is England. 
By Mr. Arthur Bennett 311 
The Flora of Prince Charles Foreland, Snviahereni By R. N ; deta 
Brown, B.Sc. . 313 
Excursion of the Scottish Acca ee ‘Club to Killin, 1907. By 
Mr. Alexander Cowan . : - 823 
The Aas and Hepatics of Prince Charles Forplandl Spitsbergen. By 
. J. Hagen 326 
On oh Prothallus of Enpitaaeonaban } “clthcingiag um. (Pl. “VIL. ) By 
Wm. T. Gordon, M.A., B.Sc. - 330 
Luminosity in Plants. By ie Bertha Cheadle M. me . 333 
Trees on the Dawyck Estate. (Pl. VIII.-XIII.) By W. Balfour 
Gourlay, B.A. 3 . 338 
Cases of Abnormal Goenination’ in Seeds of Pojanune iawea (Pl. 
XIV.) By J. W. Bews, M.A., B.Sc. 342 
The Use of Arsenic in Horticulture. By J. Bautherford Hill, Ph. C. 348 
Some Mosses and Hepatics from the Isle of May. By William Evans, 
F.R.S.E. 348 
PRESIDENTIAL ADDREss for Session 1907-8. By J. Rutherford Hill, 
Phe. : : - : : : é : : : » 852 
APPENDIX . 381 
INDEX 393 
