2t3 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Specimens EXy\MiNEU: liig C'reok Prairii^, Lamh 1402; near Mount Kaiiiici-, Sinith, 

 August, 1890; Lake Wenaclie, Sandberg cC' Lcilnnj 641; Blue ilountains, Piper 2426; 

 Davis ranch, Knaijer 301 . 



Zonal distribution: C'anadian. 



LEPTORCHIS. 



1. Leptorchis loeselii (L.) MacM. Met. Minn. 173. 1S93. 

 Ophrijs loeselii L. Sp. PI. 2: 947. 1753. 

 Li pa/is loeselii Richard, Mem. Mus. Par. 4: 60. 1818. 

 Type locality: "Habitat in Sueciae, Borussiae paUidibus." 

 Range: Washington to Nova Seotia, south to Missouri and Pennsylvania. 

 Specimens examined: Falcon Valley, Sulcsdorf, June 25, August, 1881. 



PERAMIUM. 



1. Peramium decipiens (ll(M)k.). Rattlesnake i'lantain. 



Spinnif/trs decipiens Hook. FI. Bor. Am. 2: 203. 1839. 



Goodyera menziesii Lindl. Gen. & Sp. Orch. 492. 1840. 



Peramium menziesii Morong, Mem. Torr. CUub 5: 124. 1894. 



Type locality: Lake Huron. 



Range: British Columbia to Quebec, soutii to ('alilornia and New York. 



Specimens examined: Chiliam County, Elmer 2547; Seattle, Piper in 1885; Cascade 

 Mountains, latitude 49°, Lijall in 1859-60; Railroad Creek, Elmer 860; Niscjualiy \'alley, 

 Allen 32; Skagit Pass, Lcike & Hull 78(5; without loealit}-, l'(/.s(;/ in 1889; Davis ranch, 

 Kreager 209; Lake Kalispel, Kreaqer 340. 



Zonal distribution: Transition. 



LYSIAS. 



1. Lysias orbiculata (Pursli) Rydberg in Britton, Man. 294. 11K)1. 



Orchis orbiculata Pursh, FI. 2: 588. 1814. 



Ilabenaria orUculata Hook. lOxof . FI. 2: t. 1^5. 1825. 



Platardhera menziesii Lindl. Gen. & Sp. Orch. 286. 1835. 



Type locality': "On tlie mountains of Pennsylvania and \'irginia." 



Range: Bi-itish Columbia to Newfoundland, south to Washington and North Carolina. 



Specimens examined: Mount Baker, Flett 867; Monte Cristo Lake, Misses Coffin c& 

 Goodspeed, August, 1895; Cascade Mountains, latitude 49°, Lyall in 1859; Green River Hot 

 Springs, Piper in 1887; without locality, ]"aseij in 1889; KalisjJel Lake, Kreager 342. 



Zonal uistkibution : Canadian. 



PIPERIA. 



Spur short, slightly exceeding the lip 1. P. uindascfiensis. 



Spur slender, 2 to 3 times as long as the lip. 

 Lip linear to lanceolate. 



Spike loose; lip 4 to 5 nun. long; spur 8 to 10 mm. long 2. P. lejitopetala. 



Spike dense; lip G mm. long: spur 15 to IS nun. k)n 3. P. iinddjiora. 



Lip ovate to ovate-lanceolate. - 



Spike usually loose; stems 40 to 70 cm. high 4. P. elegans. 



Spike very dense; steins stout, 20 to 30 cm. high. 5. P. michaeJi. 



1. Piperia unalaschensis (Spreiig.) Rydberg, Bull. Torr. Club 28: 270. 1901, 

 Spirardhes unalaschensis Spreng. Syst. 3: 708. 1826. 

 Habenaria schischmareffiana Cham. Linnaea 3: 29. 1828. 

 Ilabenaria foetida Wats. Bot. King Explor. 341. 1871. 

 Type locality: "Ins. Aleut." 



