298 CHENOPODIACEAE 



10. C. rubrum L. In salt marshes along the sea coast: Newf. to 



N. J. and B. C. Also in Europe and Asia. 

 Rare in salt marshes. 



11. C. Botrys L. In waste places: N. S. to Minn., Ore., N. Y., 



Ky. and Mex. Naturalized from Europe. Native also of 

 Asia. 



Locally abundant as a weed. 



12. C. ambrosioides L. In waste places: Me. and Ont. to Fla., 



west to Cal. Naturalized from Trop. Am. 

 Common as a roadside weed. 



13. C. anthelminticum L. In waste places: Mass. to Ont., Mass., 



Fla. and Mex. Naturalized from Europe. 



Not very common as a weed; doubtfully distinct, specifically, 

 from C. ambrosioides. 

 As waifs C. obovatum Moq. and C. vuharia L. have been reported. 



2. Roubieva Moq. 

 1. R. multifida (L.) Moq. In waste places and in ballast: S. 

 N. Y. to Va. Naturalized or adventive from Trop. Am. 

 Not very common as an adventive weed. 



3. Blitum L. 

 1. B. capitatum L. In dry soil: N. S. to Alaska, N. J., 111., 

 Minn., in the Rockies to Colo., Utah and Nev. Also in 

 Europe. 

 Not common as a roadside weed in our range. 



4. Bassia All. 

 1. B. hirsuta (L.) Asch. Borders of salt marshes: Mass. and 

 N. J. Native of Europe. 

 N. J. Southern coastal region. 



5. Atriplex [Tourn.] L. 



Plant of the sea beaches; leaves oblong, densely silvery, entire. 1. A. arenaria. 



Plants of salt marshes and of waste places, leaves hastate, rhombic or 

 linear-lanceolate. 

 Plants green, glabrous or sparingly scurfy, not silvery. 



Leaves lanceolate, several times longer than wide. 2. A. palula. 



Leaves triangular hastate, the lower ones only 1-2 times as 



long as wide. 3. A. hastata. 



Plant very scurfy, leaves rhombic-ovate, short petioled. 4. A. rosea. 



