﻿BRIEFER ARTICLES 



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ing on an average 93 /* in the diameter of the grain, as contrasted with 

 an average of 100 ^ in the latter case. In the abnormal sporophylls 

 the pollen was sometimes in lumpy masses and imperfect. 



Similar cones have been described in the case of Picea, Sequoia, and 

 Pinus, 7 and have been interpreted as indicating a homology between 

 the bract of the ovuliferous cone and the stamen, a conclusion which 

 seems supported here— J. E. Kiekwood, University of Montana, Mis- 

 soula, Mont. 



'Coulter, John M.. and Chamberlain, Charles ].. Morphology of gymno- 

 sperms. Chicago. 1910. 



