PIPER FLORA OF THE STATE OF WASHINGTON. 209 



Range: Alaska to California, oastward to Alberta and Colorado. 



Specimens examined: Clallam County, Elmer 2552; Cascade Mountains, latitude 49°, 

 Lyall in 1859; Seattle, Piper in 1885; Olympia, Kincaid, July, 1896; McAllisters Lake, 

 Henderson, June, 1892; Brooklyn, Savage 19; Twisp River, Whited, July, 189G; Nason 

 Creek, Sandberg & Leibenj 617; Mount Stuart, Sandherg db Leiberg 568; Mount Rainier, 

 Allen; Klickitat River, Henderson, August, 1892; Wind River, Flett 1111; Blue Moun- 

 tains, Piper, July, 1896 ; without locality, Vasey in 1889. 



Zonal distribution: Transition and Canadian. 



2. Piperia leptopetala Rydberg, Bull. Torr. Club 28: 637. 1901. 



Type locality: "Mountains east of San Diego," California. Collected by Parry. 

 Range: Washington to California. 



Specimens examined: Nisqually River, WiJJces Expedition 146; Point Orchard, Piper 

 1081 in part. 

 This supposed species may prove to be only a form of P. elegans. 



3. Piperia multiflora Rydberg, Bull. Torr. Club 28: 638. 1901. 



Type locality: Grays Harbor, Washington. Collected by the Wilkes Expedition. 



Range: Washington to California and Montana. 



Specimens examined: Grays Harlior, W ilhes Expedition in 1838-1842; Cascade i\Ioun- 

 tains, Brandegee 475. 



Like the preceding, this may have to be reduced to P. elegaiis. Good suites of specimens 

 in this group are needed to clear up the species. 



4. Piperia elegans (Lindl.) Rydberg, Bull. Torr. Club 28: 270. 1901. 

 Platanthera elegans Lindl. Gen. & Sp. Orch. 285. 1835. 



Habenaria elegans Boland. Cat. PI. San Franc. 29. 1870. 



Piperia elongata Rydberg, Bull. Torr. Club 28: 270. 1901. 



Type locality: "Hab. in America boreali-occidentali." Collected by Douglas. 



Range: British Columbia to Idaho and California. 



Specimens examined: Coupeville, Gardner 275, 271; Orchard Point, Piper, July, 1895; 

 Seattle, Piper, August, 1891; Tacoma, Flett, June 20, 1896; Mount Adams, Henderson 68; 

 Rock Island, Henderson, July 3, 1892; Haven's ranch, Henderson, August 2, 1892; Simcoe 

 Mountains, Howell 352; Lake Wenache, Sandberg cfc Leiberg 647a; Blue Mountains, Piper 

 August 2, 1896: Johns Island, Lairrence 199. 



Zonal distribution: Transition. 



5. Piperia michaeli (Greene) Rydberg, Bull. Torr. Cluli 28: 640. 1901. 

 Habenaria michaeli Greene, Man. Bay Reg. 306. 1S94. 



Type locality: "Open hills, under oaks, etc., from near Livermore southward," Cali- 

 fornia. 



Range: Washington to California. 



Specimens examined: Grays Harbor, ]r//Z:e.y i:',r/*(</(7('oH 1554 in part; Nisqually River, 

 Wilkes Expedition 146 in part. 



LIMNORCHIS. 



Flowers green or sometimes purple-tinged. 



Spur clavate, much shorter than the lanceolate lip; spike 



long and dense 1 . L. str'icta. 



Spur not clavate, about as long as the lanceolate lip: spike 



short and dense 2. L. viridijiora. 



Flowers white or whitish. 



Lip linear; spike loose, few-flowered 3. L. laxijtora. 



Lip lanceolate, broadest at base. 

 29418—06 M 14 



