PIPER—FLORA OF THE STATE OF WASHINGTON. 377 
& Leiberg 634; Clealum, Whited 364, 365; without -ocality, Vasey in 1889; La Camas, 
Gorman, June, 1884. 
ZONAL DISTRIBUTION: Transition. 
The L. myrtifolius Mubl. of Suksdorf’s list is based on a specimen that we do not hesitate 
to refer to L. nuttallii. 
5. Lathyrus oregonensis White, Bull. Torr. Club 21: 456. 1894. 
Tyre LocaLity: Oregon. Collected by Cusick. 
Rance: Eastern Washington and eastern Oregon. 
SPECIMENS EXAMINED: Falcon Valley, Suksdorf 536. 
6. Lathyrus bijugatus White, Bull. Torr. Club 21: 457, 1894. 
Type Locatiry: Latah County, Idaho. Collected by Sandberg. 
Rance: Washington and Idaho. 
SPECIMENS EXAMINED: Spokane County, Suksdorf 1824; Spokane, Wilkes Expedition 
572; Hangman Creek, Sandberg & Leiberg 24; Pullman, Elmer 214. 
ZONAL DistRiBUTION: Arid Transition. 
6a. Lathyrus bijugatus sandbergii White, Bull. Torr. Club 21: 457. 1894. 
Lathyrus sandbergii Howell, Fl. N. W. Am, 1:160. 1898. 
Type cocauity: Latah County, Idaho. 
Rance: Idaho and adjacent Washington. 
SPECIMENS EXAMINED: Spokane Valley, Lyall in 1861; Pullman, Elmer 830; Piper 1488, 
and June, 1894. 
ZONAL DISTRIBUTION: Arid Transition. 
7. Lathyrus paluster L. Sp. Pl. 2: 733. 1753. 
Lathyrus occidentalis Nutt.; Torr. & Gr, Fl. 1:276. 1838, as synonym. 
Type Locauity: Europe. 
Rance: Alaska to Labrador, south to California and New York. Europe. 
SPECIMENS EXAMINED: San Juan Island, Lyall in 1858; latitude 49° boundary, Lyall in 
1858-59; Whidby 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. 
Type Locauiry: “In woods along foot hills of Sierra Nevada,” California. Collected 
by Brewer. 
Rance: Washington to California west of the Cascades and Sierras. 
SPECIMENS EXAMINED: Seattle, Piper 482; Olympia, Henderson 2348; Loomis, @rif- 
fiths & Cotton 337. 
ZONAL DISTRIBUTION: Transition. 
This species seems too close to L. ochroleucus Hook. 
9. Lathyrus polyphyllus Nutt.; Torr. & Gr. Fl. 1: 274. 1838. 
Type Locatity: “Forests of the Oregon to the sea.”” Collected by Nuttall. 
Rance: 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. ed. 2. 268. 1824. 
Pisum maritimum L. Sp. Pl. 2: 727. 1753. 
Type LocaLity: Europe. 
RANGE: Seacoasts, Labrador to New Jersey, and Alaska to Oregon; shores of the Great 
Lakes. 
