444 PHANEROGAMOUS PLANTS. 



9. Eriogonum nudum, Dough in Benth. 



Hab. Southern Oregon and Valley of the Sacramento. Leaves 

 green above in the living plant and white underneath ; but in dry 

 specimens brown above and tawny on the underside. Scape-like 

 peduncles 2 to 3 feet long. Flowers cream-colored. 



10. Eriogonum elatum, Dongl. in Benih. 



Hab. Between the Spipen River and Upper Columbia ; also on the 

 Walla-Walla; commonly on hillsides. — Root or rhizoma thick and 

 ligneous. Leaves 3 to 6 inches long and 11 to 2 inches wide; the 

 petiole about the length of the lamina. Peduncle 4 or 5 feet long. 

 Perianth not attenuated at the base, the divisions nearly equal, hairy 

 near the middle externally. Bracteoles hairy. 



11. Eriogonum decumbens, Benth. 



Hab. Upper Columbia and its tributaries, Washington Territory; 

 common on sandy banks. 



12. Eriogonum trachygonum, Torr. in DC. 



Hab. Valley of the Upper Sacramento, California. — Much branched 

 from a decumbent woody base ; the ascending branches about a foot 

 or more high. Inner divisions of the perianth a little longer and 

 narrower than the outer ones. Ovary and achenium muriculate 

 scabrous on the angles. 



13. Eriogonum acetoselloides, Torr. in DC. (Tab. 14, A.) 



Hab. On the American Fork of the Sacramento, California. We 

 have it also from the Lower Sacramento, collected by the Rev. Mr. 

 Fitch and Mr. Shelton. 



