202 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Pass, Sandberg & Leiberg 737; near Skagit Pass, Lake & Hull 615; Lake Wenache, Sandberg 
& Leiberg 646; Blue Mountains, Piper, July, 1896; without locality, Vasey 104; Mount 
Carlton, Kreager 254, 191. 
ZONAL DISTRIBUTION: Transition. 
2. Streptopus roseus Michx. Fl]. 1: 201. 1803. 
Streptopus curvipes Vail, Bull. Torr. Club. 28: 267. 1901. 
Type Locatity: “Hab. in excelsis montibus Carolinae septentrionalis et in Canada.” 
Rance: Alaska to Oregon, Labrador, and Georgia. 
SPECIMENS EXAMINED: Cascade Mountains, latitude 49°, Lyall in 1859; Lake Cushman, 
Piper in 1890; Goat Mountains, Allen, August 12, 1895; Silverton, Bouck 183; Skamania 
County, Suksdorf, August 10,1886; Mount Adams, Suksdorf' 44; Stampede Pass, Henderson, 
April 10, 1892; Stevens Pass, Whited 1460; Simcoe Mountains, Howell in 1879; Nason City, 
Sandberg & Leiberg 652. 
ZONAL DISTRIBUTION: Humid Transition. 
The western form of this species is commonly smaller than that of the eastern States, 
and shows a tendency to produce longer rhizomes, but we believe these differences are not 
specific, especially as rhizomatous forms occur also in the Allegheny Mountains. 
KRUHSEA. 
1. Kruhsea streptopoides (Ledeb.) Kearney in Herron, Explor. in Alaska, Adj. Gen. Off. 
31: 74. 1901. 
Smilacina streptopoides Ledeb. Fl. Ross. 4: 128. 1853. 
Kruhsea tilingiana Regel, Nouv. Mem. Soc. Nat. Mosc. 11: 122. 1859. 
Streptopus brevipes Baker, Journ. Linn. Soc. 14: 592. 1875. 
Type Locaity: “Hab. in Siberia orientali pr. Ajan! inque insula Sitka.” 
Rance: Alaska to Washington. Siberia. 
SPECIMENS EXAMINED: Cacsade Mountains, latitude 49°, Lyall in 1859. 
ZONAL DISTRIBUTION: Canadian. 
ASPARAGUS. 
1. Asparagus officinalis.L. Sp. Pl. 1: 313. 1753. ASPARAGUS. 
The cultivated asparagus quickly escapes from cultivation and becomes more or less 
established. This is especially true in somewhat alkaline lands in the Yakima Valley. 
IRIDACEAE. Iris FaAmity. 
Flowers very large; styles petal-like -.......22.22.....-.------- Iris (p. 202). 
Flowers moderate; styles filiform. 
Filaments united to the top; flowers usually blue .........- SISYRINCHIUM (p, 203), 
Filaments united only at base; flowers never blue. 
Flowers yellow; styles cleft to the middle ...........- Hypasty.us (p. 204). 
Flowers red; styles cleft near the top......-.-.-.-.--- OLsyNiuM (p. 204). 
IRIS. 
Stems leafy; bracts green, not scarious...........-.-.-.-------.- 2. J. tenaz. 
Stems leafless; bracts largely scarious...............-.---------- 1. 1. missouriensis. 
1. Iris missouriensis Nutt. Journ. Acad. Phila. 7: 58. 1884. PiaTE XXI. 
Tris tolmieana Herbert, Bot. Beech. Voy. 396. 1839. 
Tris caurina Herbert; Hook. Fl. Bor. Am. 2: 206. 1839 (November). 
Type Locatity: “Towards the sources of the Missouri.’ Collected by Wyeth. 
RaNGE: British Columbia to Dakota, Arizona, and California. 
SPECIMENS EXAMINED: Whidby Island, Gardner 278, 426; Ellensburg, Whited, May, 
1897; Yakima, Leckenby, May, 1898; North Yakima, Henderson, May, 1892; Prosser, 
