‘ fe, 
Botanical Gazette 
A Monthly Fournal Embracing all Departments of Botanical Science 
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Vol, XXVII, No. 3 Issued March 18, 1899 
CONTENTS 
NOTES ON THE STRUCTURE OF THE EMBRYO-SAC IN SPARGANIUM AND 
LYSICHITON (with pLaTE 1). Douglas Houghton Campbell - 153 
THE ECOLOGICAL hie ahaa -. THE VEGETATION ON THE SAND DUNES 
( AKE MICHIGAN. Part — GEOGRAPHICAL Bcdacetrots OF THE DUNE sakes 5 
WITH FIGURES ay gee Henry C. Cowles - 167 
pare ARTICLES. 
: NeW Cotterorricuum Diseask oF THE PANSY (WITH FIGURES). — E. Smith - — 203 
: New BIENNIAL-FRUITED OAK (WITH PLATES J, 11). £2. J. Hill eat: 
as WYoMING Sprctes oF ANTENNARIA. Elias Nelson - - : : 7 
New Cotorapo ANTENNARIA. Elias Nelson - . - j I cain 
CURRENT eepeKa TURE. 
B00. i é i ie Pome} * 
A es .. 
ON pigeons ie lg PLANT 
Economic Botany E EVOLUTION sin PLANTS 
HE MAKING oF A Daisy 
MINOR NOTICES x ‘ ¥ bs ‘S a ~ - 220 
NOTES FoR : sf - 221 
NEWS sTuewrs ‘ : ; 3 * - : . 
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