Volume 9 Numbet 5 
MUHLENBERGIA 
MAY, 1913 
Editors: A. A. HELLER and P. BEVERIDGE KENNEDY 
Bursera microphylla 
CONTENTS: 
Additions to the known Flora of Southern California: S, B. Parish 
Acmispon in.C€alifornia: A. A. Heller 
Concerning some species of Agoseris in Colorado: Georze FE. Osterhout 
New Combinations—XI: A. A. Heller 
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