UNIVERSITY OF CALIFORNIA PUBLIC ATIONS (Continued) 



6, 7, 8. A Rubber Plant Survey of Western North America. I. Chrysothamnus 

 nauseosus and Its Varieties, by Harvey Monroe Hall. II. Chrysil, a New 

 Rubber from Chrysothamnus nauseosus, by Harvey Monroe Hall and 

 Thomas Harper Goodspeed. in. The Occurrence of Rubber in Certain 

 West American Shrubs, by Harvey Monroe Hall and Thomas Harper 

 Goodspeed. Pp. 159-278, plates 18-20, 8 figures in text. November, 1919. 1.25 



9. Phycological Contributions. I, by William Albert Setchell and Nathaniel 



Lyon Gardner. Pp. 279-324, plates 21-31. April, 1920 .50 



10. Plantae Mexicanae Purpusianae. X, by Townshend Stith Brandegee. Pp. 



325-331. December, 1920 10 



Vol.8. 1919-. 



1. The Marine Algae of the Pacific Coast of North America. Part I. 



Myxophyceae, by William Albert Setchell and Nathaniel Lyon Gardner. 



Pp. 1-138, plates 1-8. November, 1919 $1.50 



2. The Marine Algae of the Pacific Coast of North America. Part II. 



Chlorophyceae, by William Albert Setchell and Nathaniel Lyon Gardner. 



Pp. 139-374, plates 9-33. July, 1920 2.75 



Vol. 9. A Report upon the Boreal Flora of the Sierra Nevada of California, by Frank 



Jason Smiley. Pp. 1-423, plates 1-7. October, 1921 5.00 





