UNIVERSITY or CALirOENIA PUBLICATIONS— (Continued) 



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

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

 Rubber from Cltri/^othamnus nuu.sco.'<us, by Harvey Monroe Kail and 

 Thomas Harper Goodspeed. III. 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 L 



Myxophyceae, by William Albert Setchell and Nathaniel Lyon Gardner. , 

 Pp. 1-138, plates 1-8. November, 1919 'fl.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 Calif omia^ by Frank 



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



