Volume I. No. 5 



MUHLENBERGIA ubraRY 



NEV/ YORK 

 A. A. HELLER, Editor o/^-r . ^,/^ . . 



Los Gatos, Cai^ifornia, Anrfmr ^o-, 1904 



[All unsigned articles in this journal are by the Editor, and the types of all 

 new species described by him are deposited m his private herbarium, unless 

 otherwise stated.] 



THE GENUS RIBES IN CALIFORNIA 



For a number of years the writer has been interested in 

 this genus, and at one time contemplated monographing it. 

 Lack of facilities at first delayed the work, and later when the 

 facilities were at hand, there was no time available for the pur- 

 pose, although some little preliminary work was accomplished. 

 The opportunity for studying a number of species in the field 

 during this and the past two seasons has again renewed the 

 interest. 



The genus is richly represented in California, at least half 

 of the known species in this country occurring within the boun- 

 daries of the State, and all the different sections, sub-gener, or 

 genera, as one may choose to call them, are represented. Since 

 the publication of the "Botany of California," no complete ac- 

 count of the species occurring within the State has been given, 

 but many new species have been published, and the object of 

 this paper is to present in one place an account of the known 

 forms, with a key which locates each individual species. The 

 making of this key has been somewhat difficult, owing to in- 



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