240 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Specimens examined: Coulee City, Lake & Hull 699; Alkali Lake, Sandberg cfe Leiberg 

 410; North Yakima, Steinweg in 1894; Henderson, June 18, 1892; Yakima City, Piper, 

 July 10, 1897; Pasco, Elmer 1064; Morgans Ferry, SuJcsdorf 449; Walla Walla, Lyali, 

 June, 1860; without locality, Vaseg in 1889; Cow Creek, Griffiths cfe Cotton 540. 



Zonal distribution : Upper Sonoran. 



For illustration see Plate IV, facing page 25. 



SALSOLA. 



1. Salsola kali tragus (L.) Moq. in DC. Prod. 13^: 187. 1849. Russian thistle. 



Salsola tragus L. Sp. PI. ed. 2. 1: 322. 1762. 



Type locality: "Habitat in Europa australi." 



Specimens examined: Pasco, Piper, July 10, 1897; Spokane, Kreager 531. 



The Russian thistle probably first reached Washington in 1895 or 1896. It is now 

 widely spread in the State. 



DONDIA. 



Fruiting calyx without crests or appendages 3. Z>. maritima. 



Fruiting calyx developing keels or crests. 



Calyx developing crests on one or more of its lobes; leaves linear, 



broadest at base _ 2. D. depressa. 



Calyx at length surrounded by a transverse lobed wing; leaves 



linear, narrowed at ba.se 1 . D. occidentalis. 



1. Dondia occidentalis (S. Wats.) Holler Cat. N. A. Plants 3. 1898. 

 Schoberia occidentalis S. Wats. Bot. King Explor. 6: 295. 1871. 

 Suaeda occidentalis S. Wats. Proc. Am. Acad. 9: 90. 1874. 



Type locality': "Ruby Valley, Nevada." 

 Range: Washington to Nevada. 



Specimens examined: Coulee City, //eruferson 2557; Crab Creek, iSMtrsdor/* 448; Lincoln 

 County, Elmer 1241 ; Yakima City, Piper 2749, 2752. 

 Zonal distribution: Upper Sonoran. 



2. Dondia depressa (Pufsh) Britton, 111. Fl. 1: 585. 1896. 

 Salsola depressa Pursli, FI. 1: 197. 1814. 



Suaeda depressa Ledeb. ; S. Wats. Bot. King Expl. 6: 294. 1871. 

 Type locality: "On the volcanic plains of the Missouri." 

 Range: Washington to Saskatchewan, south to Nevada and Nebraska. 

 Specimens examined: White Bluff Ferry, Lake cfe Hull 678. A doubtful ininmturo 

 specimen perhaps referable to the preceding. 

 Zonal distribution: Upper Sonoran. 



3. Dondia maritima (L.) Druce, Ann. Scot. Nat. Hist. 1896: 42. 1896. 

 Chenopodium maritimum L. Sp. PI. 1:221. 1753. 



Suaeda maritima Dum. Fl. Belg. 22. 1827. 



Type locality: "Habitat in Europae maritimis." 



Range: Seacoasts, Maine to New York. Washington. Europe. 



Specimens examined: Salt marshes near Coupe ville, Gardner 365. " 



SALICORNIA. 



1 . Salicomia ambigua Michx. Fl. 1 : 2. 1803. 



Type locality: "In Carolinae scirpetis maritimis." 



Range: Seabeaches, Massachusetts to Texas, British Columbia to California. 



Specimens examined: Port Angeles, Piper, September, 1895; Port Ludlow, Binns, 

 September 3, 1890; Seattle, Piper; Union City, Piper in 1890; Port Townsend, Barber 188, 

 189. 



Zonal distribution: Humid Transition. 



