100 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
PHYLLOSPADIX. 
1. Phyllospadix scouleri Hook. Fl. Bor. Am. 2: 171. 1839. 
Type tocauity: ‘Dundas Island in the Columbia River,” Dr. Scouler. 
RanGeE: Seacoast, British Columbia to California. 
SPECIMENS EXAMINED: Whidby Island, Gardner 323. 
The other species, P. torreyi Wats., may be expected to occur on the Washington coast, 
as it is known from California and from Vancouver Island. 
SCHEUCHZERIACEAE. 
Leaves basal; flowers in a long spike-like raceme .........-.----------- TRIGLOCHHS. 
Stems leafy; flowers few in a loose raceme.....-.-...-----+----+--+----- SCHEUCHZERIA. 
TRIGLOCHIN. 
Carpels 3; fruit linear or clavate .....-.-.---.----------+--+++-e+++--- 1. T. palustris. 
Carpels 6; fruit oblong or ovoid... .-- -- (be ee eee ee eee eee eee ee ee eee 2. T. maritima. 
1. Triglochin palustris L. Sp. Pl. 1: 388. 1755. 
Type Locanity: European. 
Rance: Alaska to New Brunswick, south to Washington and New York. 
SPECIMENS EXAMINED: Colville, Areager 520. 
ZONAL DIsTRIBUTION: Arid Transition. 
2. Triglochin maritima L. Sp. PI. 1: 339. 1753. 
Type Locatity: Europe. 
Rance: 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, Suksdorf 617; Lake Chelan, Elmer, September, 
1897; Lake & Hull 628; Loomis, Elmer 261; Sprague, Sandberg & Leiberg 210; Medical 
Lake, Henderson, July 2, 1892; Priest Rapids, Cotton 1378. 
ZONAL DISTRIBUTION: Transition. 
SCHEUCHZERIA. 
1. Scheuchzeria palustris L. Sp. Pl. 1: 338. 1753. 
Type Locauity: ‘‘Habitat in Lapponiae, Helvetiae, Borussiae, Sueciae paludosis.” 
Rance: British Columbia to Labrador, south to California and Pennsylvania. 
SPECIMENS EXAMINED: Seattle, Piper 693; Skamania County, Suksdorf 1327; White 
Salmon, Suksdorf in 1878; Colville to Rocky Mountains, Lyall in 1861; Tacoma, Flett 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). ... SAGITTARIA, 
ALISMA. 
1. Alisma plantago-aquatica L. Sp. Pl. 1: 342. 17538. WATER PLANTAIN. 
TYPE LocaLiry: Kuropean. 
Rance: Nearly throughout North America, Europe, Asia. 
SPECIMENS EXAMINED: Cascade Mountains, latitude 49°, Lyall in 1859; Seattle, Piper, 
August, 1892; Tacoma, Flett 153; west Klickitat County, Suksdorf 1317; Ellensburg, 
Whited 498; Wenache, Whited 1428; North Yakima, Watt, August, 1895; Columbia River, 
