PIPER FLORA OF^ THE STATE OF WASHINGTON. 229 



9. Polygonum erectum L. Sp. PL 1: 363. 1753. 

 Tyi'k locality; "Hal)itat in Philadelphia." 

 Specimens examined: Yakima, Piper, July 9, 1897. 



10. Polygonum minimum S. Wats. Bot. King. Explor. 315. 1S71. 



Tyi'k locality; "AVahsatch and Uinta Mountains; 9-11,000 feet aUitude." 



R.^nge; Alaska to California and Utah. 



Specimens examined: Olympics, Piper 1085; Mount Rainier, Pi/nr 2122; Goat Moun- 

 tains, Allen 264; Mount Adams, Sulcsdorf 605; HoxDell 421; east of Mount Adams, Flett 

 1047; Klickitat River, Flett 1042; Stevens Pass, Sandberg <& Leiberg 799; Horseshoe Basin, 

 Elmer 725; Blue Mountains, Piper 2436, 2421. 



Zonal distribution: Arctic. 



11. Polygonum ramosissimum Michx. Fl. 1: 237. 1803. 

 Type locality: "In regione Illinoense." 



Range: Washington to vSaskatchewan, south to California and New Mexico; Maine to 

 New Jersey near the coast. 



Specimens examined: Falcon Valley, Sulcsdoif 475; Bingen, iS'f/Z-.sv/o// 140(); Yakima 

 City, Piper, July 9, 1897; Kalispel Lake, Kreager 450. 



Zonal distribution: Upper Sonoran and Arid Transition. 



12. Polygonum sawatchense Small, Bull. Ton-. Cluh 20: 213. 1893. 

 Type locality': "on the Sawatch Range, Colorado." 



Range: Washington to Dakota and Colorado. 



Specimens ex.\mined: Falcon Valley, Sulcsdoif, ,Tuly 19, 1886. 



• 



13. Polygonum douglasii (irccnc, Bull. Cal. Acad. 1: 125. 188.5. 



I'^PE LOCALITY" ; None cited. 



Range: British Columbia to Vermont, south to California and Texas. 



Specimens examined: Clallam County, Elmer 2683; Olympic Mountains, Piper 2239; 

 Flett, July 21, 1897; Whidhy Island, Gardner 260; Mount Rainier, Piper 2130; Lake Cush- 

 man. Piper 2240: Goat Mountains, Allen 263; Mount Adams, Suhsdorf 607; Mason County, 

 Piper 903; Wenache, Whited, June, 1896; Ellenshurg, Whited 541, 542; Harrington, Sand- 

 berg tfc Leiberg 216; Charleston, P^7)f/'2263; Blue Mountains, Piper, July l(i, 1896; Pullman, 

 Piper 1853. 



Zonal distribution: Transition. 



This species was formerly mistaken for P. tenue Michx. and references to it appear in 

 the older works under that name. 



13a. Polygonum douglasii montanum Small, Mon. Polyg. 118. 1895. 



Polyejonum tenue latifolium Engelm.; Gray, Proc. Acad. Phila. 1863: 75. 1864, not P. 

 avictdare latifolium Michx. 1803. 



Polygonum douglasii latifolium Greene, Bull. Cal. Acad. 1: 125. 1885. 



Type locality: Colorado. 



Range: Washington to California and Arizona. 



Specimens examined; Blue Mountains, Horner 426, 427. 



14. Polygonum majus (Meisn.) Piper, Fl. Palou.se Reg. 63. 1901. 

 Polygonum coardatum majus Meisn. in DC. Prod. 14: 101. 1856. 



Type locality: "Ad flum. Columbia (Dough!) in mont. Scopulosis (Geyer n. 355!)." 

 The Geyer plant is really from the Kooskoosky River, Idaho. 



Range: Washington, Oregon, and Idaho. 



Specimens examined: White Salmon, Sulsdorf; Wenache, Whited 1298, 1127; EIlen.s- 

 burg, Elmer 386; North Yakima, Steinweg in 1894; Rock Island, Sandberg Jh Leiberg 434; 

 west Klickitat County, Sulcsdorf 212; Pasco, Hindshaw 31; Loon Lake, Wi)tston, July 20, 



