249 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Rance: Washington to California, Nebraska, and Manitoba. Atlantic seacoast. Europe. 
SPECIMENS EXAMINED: Prosser, Cotton 889. 
Evidently introduced, and said to be spreading rapidly. 
2. Atriplex patula littoralis Gray, Man. ed. 5. 409. 1867. 
Atriplex littoralis L. Sp. Pl. 2: 1054. 1753. 
Type Locauity: “ Habitat in Europae septentrionalis littoribus maris.”’ 
RANGE: Seacoasts of North America, Europe, and Asia. Great Lakes. 
SPECIMENS EXAMINED: Port Angeles, Piper, September, 1895; Shoalwater Bay, Hen- 
derson, August, 1885; Seattle, Piper in 1887. 
ZONAL DISTRIBUTION: Humid Transition. 
3. Atriplex zosteraefolia (Hook.) 5. Wats. Proc. Am. Acad. 9: 109. 1874. 
Chenopodium? zosteraefolium Hook. FI. Bor. Am. 2: 127. 1838. 
Typkr Locauiry: “N. W. C. of America. Menzies. Columbia and Straits of De Fuea.’ 
Dr. Scouler. , 
SPECIMENS EXAMINED: Straits of De Fuca [Wash.?], Scouler. 
This peculiar species is known only from the type collections. Its rediscovery would be 
d 
of much interest. 
4. Atriplex argentea Nutt. Gen. 1: 198. 1818. 
Type Locauity: ‘On sterile and saline plains near the Missouri.” Collected by Nuttall. 
Rance: Washington to Minnesota, southward to Colorado and Utah. 
SPECIMENS EXAMINED: Alma, Elmer 31; Ellensburg, Piper, July 9, 1897; Yakima City, 
Piper 2753; Egbert Springs, Sandberg & Leiberg 372; Waitsburg, Horner 419. 
ZONAL DISTRIBUTION: Upper Sonoran, 
5. Atriplex nuttallii 5. Wats. Proc. Am. Acad. 9: 116. 1874. 
Atriplex canescens Nutt. Gen. 1: 197. 1818, not Atriplex canescens (Pursh, 1814) James. 
‘Type Locauiry: “‘On the denudated saline hills of the Missouri, commencing about 15 
miles below the confluence of White River, and continuing to the mountains.” 
Rance: Washington and Alberta to Nevada and Colorado. 
SPECIMENS EXAMINED: Egbert Springs, Sandberg & Leiberg 349. 
ZONAL DISTRIBUTION: Upper Sonoran. 
CHENOPODIUM. Gooseroor. 
Calyx fleshy and red in fruit ...-. 2222-22-22. eee 5. OC. rubrum. 
Calyx dry in fruit. 
Pericarp loosely attached to the seed; leaves entire ..... 2.2.2. --- 4. CU. leptophyllum. 
Pericarp firmly attached to the seed; leaves dentate. 
Herbage glandular-pubescent..-.-... 2-2-2 ---.-2--------- 3. C. botrys 
Herbage not glandular. 
Leaves mealy beneath .........--...-.-------------- 1. C. album. 
Leaves glabrous ..._. .- ee ee eee ee ee eee eee ee ee. 2.0. hybridum. 
1. Chenopodium album L. Sp. Pl. 1: 219. 1753. LAMB’S QUARTERS. 
TYPE LocaLity: European. 
SPECIMENS EXAMINED: Skamania County, Suksdorf 2055; Wilson Creek, Lake & Hull, 
August 6, 1892; Sandberg & Leiberg 257; Pullman, Piper, July 29, 1894; Hardwick, 
July 31, 1895. 
la. Chenopodium album viride (L.) Mog. in DC. Prod. 137: 71. 1849. 
Chenopodium viride L. Sp. Pl. 1: 219. 1753. 
TYPE Loca.iry: European. 
SPECIMENS EXAMINED: Klickitat County, Suksdorf 1391, 669; Wawawai, Piper 3584. 
