Contents. vii 



III. — Botany. 



PAGES 



XLVII. On the flowering Plants and Ferns of the Chatham Islands. By- 

 John Buchanan, of the Geological Survey Department ... 333 — 341 



XLVIII. Observations on the different Modifications in the Capsules of 

 Mosses, with reference to the Dispersion of their Spores. By 

 Captain F. W. Button, C.M.Z.S., etc. ... ... ... 342—347 



XLIX. Description of a new Species of Senecio. By Thomas F. Cheese- 

 man, F.L.S. ... ... ... ... ... 348 



L. On the Fertilization of Acianthus and Cyrfostilis. By Thomas F. 



Cheeseman ... ... ... ... ... 349—352 



LI. On Pterostylis squamafa in New Zealand. By Thomas F. 



Cheeseman ... ... ... ... ... 352—353 



LII. A Description of some new Species of Gymnostomiim. By Charles 



Knight, F.R.C.S., F.L.S. ... ... ... ... 354—355 



LIII. Description of some New Zealand Lichens. By Charles Knight . . . 356 — 367 



LIV. Description of a new Lichen (Stereocaulon huchananij. By James 



Stirton, M.D. Communicated by John Buchanan ... 367 — 368 



Notes on Stereocaulon buchanani, Stirton. By Charles Knight, 

 F.KC.S., F.L.S. ... ... ... ... ... 368—369 



LV. On the Occurrence of Hcematococcus sanguineus on the Wool of a 

 Dead Sheep. By Swen Berggren, Ph.D., Lund University. 

 Communicated by Julius Haast, Ph. D., F.R.S. ... ...369—370 



LVI. On some of the Naturalized Plants of Otago. By G. M. Thomson 370—376 



LVIL On Mottled Kauri. By James Stewart, C.E. ... ... 376—377 



LVIII. Description of a new Species of /soe^ecj. By T. Kirk, F.L.S ... 377 



LIX. On the Occurrence of Juncus lamprocarpus, Ehr., in New Zealand. 



By T. Kirk ... ... ... ... ... 378 



IV. — Chemistry. 



LX. On the Analogy of Cyanogen to Oxygen. By William Skey, 



Analyst to the Geological Survey of New Zealand ... ...379 — 383 



LXI. On the Evolution of Heat during the Hydration of Clay-slate, 



Clay, and Coal. By William Skey ... ... ...384—387 



LXII. Notes on the Formation and Constitution of Torbanite and similar 



Minerals. By William Skey... ... ... ...387—389 



LXIII. On the Evolution of absorbed Sulphur from Carbon by Voltaic 

 Action J with Notes upon the Bev. H. Highton's Theory for 

 explaining the Evolution of this Gas from certain Batteries 

 in Work. By William Skey .. . ... ... ...389—395 



LXIV. On Duplex Telegraphy. By Charles Lemon, General Manager, 



New Zealand Telegraphs ... ... ... ...396—403 



LXV. On a Modification of the Electric Lamp for projecting the Spectra 

 of different Metals on the Screen. By A. W. Bickerton, F.C.S., 

 Professor of Chemistry in Canterbury College ... ... 403 



LXVI. Notes on the Colouring Matter of Hcematococcus sanguineus. By 



Llewellyn Powell, M.D. ... ... ... ... 404—405 



LXVII. Notes on the Chemical Properties of some of the Strata from Mr. 



Firth's Well at Mount Eden. By J. A. Pond ... ...405—407 



V. — Geology. 



LXVIII. Notes on Dr. Haast's supposed Pleistocene Glaciation of New 



Zealand. By W. T. L. Travers, F.L.S. ... ...409—440 



LXIX. On the Date of the Glacial Period ; a Comparison of Views repre- 

 sented in Papers published in the Transactions of the N.Z. 

 Institute, Vols. V. and VL By A. Dudley Dobson, C.E. ... 440—446 



LXX. The Glacial Period of New Zealand. By Thomas Mackay, C.E. ... 447 



