PIPER FLORA OF THE STATE OF WASHINGTON. 6 I I 



& Leiherg 634; Clealum, Whited 364, 365; without locality, Vaaeij in 1889; La Camas, 

 Gorman, June, 1884. 



Zonal distribution: Transition. 



The L. myrtifolius Muhl. of Suksdorf 's hst is Ijaseil on a specimen that wo do not hesitate 

 to refer to L. nutiallii. 



5. Lathyrus oregonensis White, BulL Torr. Chib 21: 456. 1894. 

 Type locality: Oregon. Collected by Cusick. 



Ran(;e: Eastern Washington and eastern Oregon. 

 Specimens examined: Falcon Valley, jSwfe/or/" 536. 



6. Lathyrus bijugatus Wliite, Bull. Torr. Clul) 21: 4.57. 1894. 

 Ty'pe locality: Latah County, Idaho. Collected by Sandberg. 

 Range: W^ashington and Idaho. 



Specimens examined: Spokane County, SuJcsdorf 1824; Spokane, Willces Expedition 

 572; Hangman Creek, Sandberg cfc Leiherg 24; Pullman, Elmer 214. 

 Zonal distribution: Arid Transition. 



6a. Lathsrrus bijugatus sandbergii White, Bull. Torr. Clul) 21: 457. 1894. 



Lathyrus sandbergii Howell, Fl. N. W. Am. 1:160. 1898. 



Tyte locality: Latah County, Idaho. , 



Range: Idaho and adjacent Washington. 



Specimens examined: Spokane Valley, L(/«// in 1861; Pullman, £"//««/• 830; Piper 1-iSS, 

 and June, 1894. 



Zonal distribution: Ai-id Transition. 



7. Lathyrus paluster L. Sp. PI. 2: 733. 1753. 



Lathyrus occidentalis Nutt.; Torr. c^i Gr. FL 1 :27(). 1838, as synonym. 



Type locality: Europe. 



Range: Alaska to Labrador, south to California and New York. Europe. 



Specimens examined: San Juan Island, Lyall in 1858; latitude 49° bmmdary, Li/all in 

 1858-59; Wliidby Island, Gardner 91; Seattle, Piper 726; Smith ; Yakima River, Hen- 

 derson 2347; Everett, Piper 4916. 



Zonal distribution: Humid Transition. 



8. Lathyrus sulphureus Brewer; A. Gray, Proc. Am. Acad. 7: 399. 1868. 



Ty'PE locality: ''In woods along foot hills of Sierra Nevada," California. Collected 

 Ijy Brewer. 



Range: Washington to California west of the C-ascades and Sien-as. 



Specimens examined: Seattle, Piper 482; Olympia, Henderson 2348; Loomis, Grif- 

 fiths cfc Cotton 337. 



Zonal distribution: Transition. 



This species seems too close to L. oelwoleucus Hook. 



9. Lathyrus polyphyUus Nutt.; Torr. & Gr. Fl. 1: 274. 1838. 



Type locality: "Forests of the Oregon to the sea." Collected l)y Nuttall. 

 Range: British Columbia to north California in the coast region. 



Specimens examined: Clallam County, Elmer 2535; Seattle, Piper 481; Tacoma, Flett, 

 May, 1895; west Klickitat County, Suksdorf 2021. 

 Zonal distribution: Humid Transition. 



10. Lathyrus maritimus (L.) Bigel. Fl. Bost. cd. 2. 268. 1824. 

 Pisum maritimnrn L. Sp. PL 2: 727. 17.53. 



Ty'pe locality: Europe. 



Range: Seacoasts, Labrador to New Jensey, and Alaska to Oregon; shores of the Great 

 Lakes. 



