* 



VOL. II. APRIL, 1894. NO. 4 



E R YT H E A 



A JOURNAL OF BOTANY, WEST AMERICAN 



AND GENERAL. 



EDITED BY 



WILLIS LINN JEPSON 



AND OTHERS, OF THE DEPARTMENT OF BOTANY 



UNIVERSITY OF CALIFORNIA. 



CONTENTS 



PAOE 



Observations on the Compositse— IV, - - Edtv. L. Greene 53 



Californian Field Notes—Ill, - - Dr. A. Davidson 61 



Historical Notes on some Californian Trees— II, 



Edif\ i. Greene 64 



Open Letters : 



Professor Greene and Jacksonia and Polanisia, - 67 



Jacksonia, but not Polanisia, 



68 



Berkeley, California 



CtTBKKT A COMPAKT, PBIHTEBS 



587 Miesion Street, San Fr»ncieco, Calif orni* 



1894. 



