100 CONTEIBUTIONS FROM THE NATIONAL HERBARIUM. 



PHYLLOSPADIX. 



1. Phyllospadix scouleri Hook. Fl. Bor. Am. 2: 171. 1839. 



Type locality: "Dundas Island in the Columbia River," Dr. Scolder. 



Range: Seacoast, Briti.sh Columbia to California. 



Specimens examined: Whidby Island, Gardner 323. 



The other species, P. torrpyi Wats., may be expected to occur on the Washington coast, 

 as it is known from California and from \'ancouver Island. 



SCHEUCHZEEIACEAE. 



Leaves basal ; flowers in a long spike-like raceme Triglochik. 



Stems leafy; flowers few in a loose raceme Scueuchzeiua. 



TRIGLOCHIN. 



Carpels 3; fruit linear or clavate 1. T. palv.stris. 



Carpels 6; fruit oblong or ovoid 2. T. maritima. 



1. Triglochin palustris L. Sp. PI. 1: 33S. 1753. 

 Type locality: European. 



Range: Alaska to New Brunswick, soutii to Washington and New York. 

 Specimens examined: Colville, Kreager 52C. 

 Zonal distribution: Arid Transition. 



2. Triglochin maritima L. S:^ PI. 1: 339. 1753. 

 Type locality: Europe. 



Range: Alaska to Labrador, south to California and New Jersey. 



Specimens examined: Clallam County, Elmer 2571; Whidby Island, Gardner 355; 

 Admiralty Head, Piper; Orchard Point, Piper, July, 1895; Seattle, Piper 680; Lopez 

 Island, Lyall in 1858-59; Falcon Valley, Suksdotf 617; Lake Chelan, Elmer, September, 

 1897; Lalce cfc Hull 628; Loomis, Elmer 261; Sprague, Sandberg d- Leiberg 210: Medical 

 Lake, Henderson, July 2, 1892; Priest Rapids, Cotton 1378. 



Zonal distribution: Transition. 



SCHEUCHZERIA. 



1. Scheuchzeria palustris L. Sp. PI. 1: 338. 1753. 



Type locality: "Habitat in Lapponiae, Helvetiae, Borussiae, Sueciae paludosis.'' 



Range: British Columbia to Labrador, south to California and Pennsylvania. 



Specimens examined: Seattle, Piper 693; Skamania County, Suksdoif 1327; Wiiite 

 Salmon, Suksdorfm 1878; Colville to Rocky Mountains, LgaU in 1861 ; Tacoma, Fleti 2226. 



Zonal distribution: Humid Transition. 



ALISMACEAE. 



Carpels in a ring on a flat receptacle; leaves ovate Alisma. 



Carpels in many series on a convex receptacle ; leaves sagittate (in ours) .... SACiTrARiA. 



ALISMA. 



1. Alisma plantago-aquatica L. Sp. Pi. 1: 342. 1753. Water plantain. 



Type locality : European. 



Range: Nearly throughout North .\merica, Europe, .\sia. 



Specimens examined. Cascade Mountains, latitude 49°, Lyall in 1859; Seattle, Piper, 

 August, 1892; Tacoma, Flelt 153: west Klickitat County, Suksdorf 1317: Ellensburg, 

 Whited 498, Wenache, Whited 1428; .North Yakima, IVa^/, .\ugust, 1895: Columbia River, 



