(198) 



entire; flowers densely clustered in dense 

 spikes, forming a strict, close panicle. 0. 

 Cultivated grounds. Summer. 



Ballast weed, introduced from Europe. 



2. C. MUEALE L. Leaves shining, rhombic, 

 dentate; flowers clustered in loose spicate pan- 

 icles. . Cultivated grounds. Summer. 



Ballast weed, introduced from Europe. 



3. C. AMBROSIOIDES L. Leaves lanceolate, 

 dentate; flowers clustered in slender axillary 

 spikes. 0. Cultivated grounds. Summer. 



Introduced from South America. Possesses 

 anthelminthic properties. 



4. C. CALIFORNICUM Watson. Leaves trian- 

 gular, hastate; flowers densely clustered in 

 simple terminal spikes. It- Cultivated 

 grounds. Summer. 



2, Atriplex L. ORACHB. 



Flowers polygamous. $ and $ perigo- 

 niurn 3 or 5-parted. ? perigonium 2-parted. 

 Stigmas 2. Fruit a compressed utricle. 



1. A. PATULUM L. Leaves 3-angular, has- 

 tate; lower leaves opposite; bracts large, rhom- 

 bic to hastate. 0. Cultivated grounds. Sum- 

 mer. Ballastweed, introduced from Europe. 



2. A. CORONATUM Watson. All leaves alter- 

 nate; bracts orbicular, surrounded by a herba- 

 ceous, dentate margin. 0. Contra Costa. 

 Summer. 



