2 1 4 Flora of Bo2tldiii Island. [zoe 



Epilobinm holosericeum Barb. 



Epilobinm Franciscamim Barb. 



Epilobinm paniculatiim Nutt. 



CEnothera biennis ly. 



Hydrocotyle protifera Kell. Very abundant and fruiting in 

 great profusion. 



Apiiim graveolens ly. Not common as it is about the borders 

 of the Suisun Marsh. 



Qiyianthe sarnientosa Nutt. 



Ciaita Bolanderi Wats. Often ten feet high or more. 



Cephalafithus occidentalis L,. 



Galiimi trifidiiin L. 



Solidago elongata Nutt. Six to nine feet high with a pyram- 

 idal panicle one to two feet long and half as broad. 



Solidago occidentalis Nutt. Of great size and luxuriance — 

 perhaps the most abundant composite of the island. 



Aster Douglasii lyindl. 



Conyza Coidte r i GrSiy, Erigeron discoidea Kell. Frequent but 

 not abundant. 



B a cellar is Doiiglasii DC 



Pluchea camphorata DC. 



Gnap/ialiuni paliistre Nutt. 



Ambrosia psilostachya DC. 



Xanthium strnmariuni L. Abundant, probably brought in 

 by sheep which are ferried from the mainland to the stubble fields 

 in September. 



Xa?ithium spinosicm L,. I,ess abundant than the last. 



Hclianthns Calif oniicns DC. H. giganteus var. insnhis Kell. 

 Ten to fifteen feet high. 



Bidens clirysanthemoides Michx. Common about the ditches. 



^Bidens frondosa L,. Very abundant about the roadsides. 



Matricaria discoidea DC. 



Artemisia vulgaris L- 



