ཌ THE BOTANICAL GAZETTE EDITORS: JOHN MERLE COULTER AND CHARLES REID BARNES VOLUME XLVIII WITH EIGHTEEN PLATES AND ONE HUNDRED AND TWENTY-ONE FIGURES CHICAGO THE UNIVERSITY OF CHICAGO PRESS 1909 July, August, September, October, November, December, 1909 Composed and Printed By 1 TABLE OF CONTENTS Variation of fungi due to environment (with thirty- The development of the gametophytes and fertiliza- tion in Juniperus communis and Juniperus vir- The structure of the wood in the Pineae (with plate V) Evolutionary tendencies among gymnosperms. Con- tributions from the Hull Botanical Laboratory On similarity in the behavior of sodium and potassium Toxic and antagonistic effects of salts as related to The gametophytes of Calopogon (with plates VII-IX) On mesarch structure in Lycopodium (with plate X) Edmund W. Sinnott 138 Preliminary account of the ovule, gametophytes, and Dioon spinulosum (with seven figures). Contribu- tions from the Hull Botanical Laboratory 131 Charles J. Chamberlain 401 No. 1, July 21; No. 2, August 21; No. 3, September 18; No. 4, October 21; ERRATA VOLUME XLVII Pp. 289, 290, transpose figures 18 and 19. The legends, as now placed, will then be correct. P. 373, footnote 30, last line, for 1295 read 85. P. 489, Amitosis in Synchytrium, for 136 read 127. P. 489, Anatomy of Microcycas calocoma, for 127 read 139. P. 490, after Dorety, Helen A., insert 139. P. 490, under contributors, Griggs, R. F., for 136 read 127. P. 491, Griggs, Robert F., for 136 read 127. P. 492, Heteroschizis in Synchytrium, for 140 read 131. P. 493, Microcycas calocoma, vascular anatomy of, for 127 read 139. VOLUME XLVIII P. 76, footnote 23, for Newcombe, F. W.; read Newcombe, F. C. P. 158, line 9, for Kränzlein read Kränzlin. P. 237, footnote 6, for von read VAN. P. 228, line 8 from bottom, for Function read Functions. P. 228, footnote 6, for Graves, A. B., read Graves, A. H. |