256 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
AGROSTEMMA. 
1. Agrostemma githago L. Sp. Pl. 1: 435. 1753. CocKLE. 
Type Locatity: European. 
SPECIMENS EXAMINED: Ellensburg, Whited 693; Pullman, Piper, July, 1894. | 
SAPONARIA. 
1. Saponaria officinalis L. Sp. Pl. 1: 408. 1753. 
TYPE LocaLity: European. 
SPECIMENS EXAMINED: Union Gap, Cotton 428. 
VACCARIA. 
1. Vaccaria vaccaria (L.) Britton in Britt. & Br. Ill. Fl. 2: 18. 1897. Cow COCKLE. 
Saponaria vaccaria Li. Sp. Pl. 1: 409. 1758. 
Tyre Locauity: “Habitat inter segetes Galliae, Germaniae.”’ 
SPECIMENS EXAMINED: Rock Island, Sandberg & Leiberg 461; Waitsburg, Horner 395; 
Wawawai, Lake & Hull 490; Pullman, Piper 1706; Meyers Falls, Areager 498. 
Very common and troublesome in grain fields. 
CERASTIUM. 
Petals not longer than the sepals. 
Pedicels longer than the calyx... ....-2..-.--------------------- 1. C. vulgatum. 
Pedicels not longer than the calyx....-.-...--..--.--------------- 2. CU. viscosum. 
Petals decidedly longer than the sepals. 
Annual; viscid pubescent; pods nodding. ................... ..... 3. CO. nutans. 
Perennial; pubescent; pods erect... .-.......-.-.--------------- 4. C. arvense. 
1. Cerastium vulgatum L. Sp. Pl. ed. 2. 1: 627. 1762. 
Tyre Locaity: ‘‘ Habitat in Seaniae & Europae australioris pratis, areis.”’ 
SPECIMENS EXAMINED: Spokane, Sandberg & Leiberg 40; Seattle, Piper. 
2. Cerastium viscosum L. Sp. Pl. 1: 487. 1753. 
TyPeE Loca.iry: European. 
SPECIMENS EXAMINED: Whidby Island, Gardner 39; upper Nisqually Valley, Allen 112; 
Waitsburg, Horner 129; Seattle, Piper. 
3. Cerastium nutans Raf. Prec. Decouv. 36. 1814. 
Cerastium longepedunculatum Muhl. Cat. 46. 1813, nom. nud. 
TYPE Locauity: ‘‘ En Pennsylvanie.”’ 
Rance: British Columbia to Nova Scotia, south to New Mexico and North Carolina. 
SPECIMENS EXAMINED: Wenache, Whited 47, 1016; Pend Oreille River, Lyall in 1861. 
4. Cerastium arvense L. Sp. Pl. 1: 438. 1753. 
Cerastium elongatum Pursh, Fl. 1: 321. 1814. 
Type Locarity: ‘‘ Habitat in Scania australiori Europa.” 
Rance: North temperate zone in America, Asia, and Europe. 
SPECIMENS EXAMINED: Clallam County, Elmer 2749*; Olympic Mountains, Flett 87*, 
808*; Humptulips, Lamb 1174; Goat Mountains, Allen 237*; Mount Adams, Flett 1060; 
Seattle, Smith, April, 1889; Cascade Mountains, latitude 49°, Lyall in 1859; Olympia, Hen- 
derson, March, 1892; Skokomish Valley, Kincaid, June, 1892; without locality, Vasey in 
1889; Pullman, Moore, May, 1893; Elmer 177; Hull, May, 1892. 
ZONAL DISTRIBUTION: Transition to Arctic. 
The specimens marked (*) are high alpine forms which approach C. alpinum behrrin- 
yianum (Cham. & Schlecht.) Regel. Flett’s 808 was listed as C. alpinum L. by Wiegand. 
a Bull. Torr. Club 24: 343. 1897. 
