250 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Pullman, Elmer 845; Hull, May, 1892; Tukanon River, Lake, July 1, 1892; Waitsburg, 
Horner 66; Skamania County, Suksdorf 2304, 2305; Tacoma, Flett 2157, 2197. 
ZONAL DISTRIBUTION: Transition. 
7a. Claytonia parviflora depressa A. Gray, Proc. Am. Acad. 22: 281. 1887. 
Montia latifolia Suksdorf, Deutsch. Bot. Monatss. 16: 222. 1898. 
Montia arenaria Suksdorf, loc. cit. 
Montia humifusa Howell, Fl. N. W. Am. 96. 1897. 
Montia rubra Howell, Erythea 1:38. 1893. 
Moniia parviflora depressa Robinson in Gray, Syn. Fl. 1: 274, 1895. 
?Claytonia parviflora glauca Nutt.; Torr. & Gr. Fl. N. Am. 1: 200. 1838. 
Type Locauity: “On river banks, probably sand-washes, Brit. Columbia to Oregon and 
adjacent Idaho.” 
Rance: British Columbia to Oregon and Idaho. 
SPECIMENS EXAMINED: San Juan Island, Lyall in 1858; Coupeville, Gardner 53; Admi- 
ralty Head, Piper, May, 1898; Tacoma, Fett 2259, 85; Ellensburg, Piper, May 20, 1897; 
Douglas County, Spillman; west Klickitat County, Suksdorf 532, 1880, 1881, 2009, 2010, 
2199; Waitsburg, Horner 65; Blue Mountains, Horner 68. 
ZONAL DISTRIBUTION: Transition. 
8. Claytonia spathulata Dougl.; Hook. Fl. Bor. Am. 1: 226. 1833. 
Montia spathulata Howell, Erythea 1: 38. 1893. 
Montia spathulata disciformis Suksdorf, Deutsch. Bot. Monatss. 16: 222. 1898. 
Type Locaity: ‘‘ North-West coast of America” Menzies. ‘In the vallies of the Rocky 
Mountains” Douglas. 
Rance: British Columbia to California. 
SPECIMENS EXAMINED: Laidlaw, Lamb 1116; Tacoma, Flett 86,4, 880; Klickitat County, 
Howell, June, 1879; Major Creek, Suksdorf' 2095. 
8a. Claytonia spathulata exigua (Torr. & Gr.) 
Claytonia exigua Torr. & Gr. Fl. 1: 200. 1888. 
Montia spathulata exigua Robinson in Gray, Syn. FI. 1: 275. 1895. 
Type Locauity: California. Collected by Douglas. 
Rance: British Columbia to California, in the coast region. 
SPECIMENS EXAMINED: Coupeville, Gardner 54; Bingen, Suksdorf 2094; White Salmon, 
Suksdorf 255. 
9. Claytonia chamissoi Ledeb.; Spreng. Syst. 1: 790. 1825. 
Claytonia chamissonis Esch. Linnaea 6: 562. 1831. 
Montia chamissonis Greene, Fl. Fran. 180. 1891. 
Type Lcocauity: “ Unalaschka.”’ 
Rance: Alaska to California and Colorado. Minnesota. 
SPECIMENS EXAMINED: Roy, Allen, May 17, 1889; Falcon Valley, Suksdorf 958; Upper 
Wenas River, Henderson, June, 1892; Klickitat River, lett 1288; Spokane County, Sand- 
berg & Leiberg 88; Pullman, Elmer 818; Piper 1712; without locality, Cooper. 
ZONAL DISTRIBUTION: Transition. 
10. Claytonia parvifolia Moc.; DC. Prod. 3: 361. 1828. 
Claytonia filicaulis Hook, Fl. Bor. Am. 1: 224. pl. 72. 1834. 
Montia parvifolia Greene, Fl. Fran 181. 1891. 
Type LocaLiry: Nootka Sound, Vancouver Island. 
Rance: Alaska to California and Montana. 
SPECIMENS EXAMINED: Cascade Mountains, latitude 49°, Lyall in 1859; Tacoma, Flett 
213: Skokomish River, Henderson, May, 1892; Silverton, Bouck 37; Mount Rainier, Flett 
1405; Piper, August, 1895; upper Nisqually Valley, Allen 152, 152a; west Klickitat County 
Suksdorf 1878; Klickitat River, Flett 1290; Yakima County, Brandegee 686; Peshastin, 
