160 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
July, 1889; west Klickitat County, Suksdorf 90; Kittitas County, Sandberg & Leiberg 705; 
Ellensburg, Whited, July, 1897; Wenache, Whited 82; Westport, Henderson, June, 1892; 
Lamb 1103; Crab and Wilson creeks, Sandberg & Leiberg 323; Pend Oreille River, Lyall in 
1861; Pullman, Elmer 295; Clallam County, Elmer 2724; Lake Kalispel, Kreager, 333, 444; 
Newport, Kreager, 453, Mount Carlton, Kreager, 289; Grand Coulee, Griffiths & Cotton, 
452; Cow Creek, Griffiths & Cotton, 502, 523; Cow Creek to Ephrata, Griffiths & Cotton, 
466; Prosser, Cotton 660; Toppenish, Cotton 788. 
ZONAL DISTRIBUTION: Transition and Upper Sonoran. 
A variable species which has been much subdivided by European authors. Our form was 
referred to EL. multicaulis Smith in Hooker’s Flora. 
8. Eleocharis obtusa Schultes, Mant. 2: 89. 1824. 
Seirpus obtusus Willd. Enum. Hort. Berol 76. 1809. 
Tyre Locauity: “ Habitat in America boreali.”’ 
Rance: British Columbia to New Brunswick, south to Kansas and the Gulf of Mexico. 
SPECIMENS EXAMINED: Near Montesano, Heller 4073; Henderson, June, 1892; Seattle, 
Piper 661; Vancouver Lake, Suksdorf 2328; Manor, Piper 3076; Almota, Piper, July, 1897; 
Eastern Washington, Lake & Hull 361; Green River Hot Springs, Piper 6280; Waitsburg, 
Horner 14. 
ZONAL DISTRIBUTION: Humid Transition. 
3a. Eleocharis obtusa gigantea Fernald, Proc. Am. Acad. 34: 493, 1899. 
Type LocaLity: Cascade Mountains, latitude 49°. Collected by Lyall. 
Rance: British Columbia to Oregon. 
SPECIMENS EXAMINED: Cascade Mountains, latitude 49°, Lyall in 1859. 
4. Eleocharis monticola Fernald, Proc. Am. Acad. 34: 496. 1899. 
Type Locauity: Plumas County, California. 
Rance: Washington to California. 
SPECIMENS EXAMINED: Parker, A. PD. Dunn, August 8, 1901; Bingen, Suksdorf 2583. 
4a. Eleocharis monticola leviseta Fernald, Proc. Am. Acad. 34: 496. 1899. 
Type LocaLity: Cceur d’Alene River, Kootenai County, Idaho. 
RanGe: Washington and Idaho. 
SPECIMENS EXAMINED: Lake Kalispel, Kreager 332a, 332b. 
5. Eleocharis acicularis (L.) Roem. & Schult. Syst. 2: 154. 1817. 
Scirpus acicularis L. Sp. Pl. 1: 48. 1753. 
TyPE LocaLity: Europe. 
RanGeE: Temperate North America. Europe. Asia. 
SPECIMENS EXAMINED: Seattle, Smith 662; west Klickitat County, Suksdorf 225; Wil- 
son Creek, Lake & Hull 388; Pend Oreille River, Lyall in 1861; Pullman, Piper 1938, 
August, 1893; Lake Kalispel, Areager 331. 
ZONAL DISTRIBUTION: Transition. 
5a. Eleocharis acicularis bella Piper, F]. Palouse Reg. 35. 1901. 
Type LOCALITY: Pullman, Washington. 
RANGE: Washington. 
SPECIMENS EXAMINED: West Klickitat County, Suksdorf 226; Cascade Mountains, 
Tweedy 42; Spokane, Piper 2642; Pullman, Piper 3055; without locality, Vasey in 1889.. 
6. Eleocharis rostellata Torr. Fl. N. Y. 2: 347. 1843. 
Scirpus rostellatus Torr. Ann. Lyc. N. Y. 3: 318. 1836. 
Type LocaLiry: Penn Yan, New York. 
Rance: British Columbia to New England, south to California and Florida. 
SPECIMENS EXAMINED: Skamania County, Suksdorf 2237; Falcon Valley, Suksdorf 2820, 
2537. 
