PIPER FLORA OF THE STATE OF WASHINGTON. 353 



We suspect strongly that there is some error about the type locality. The species 

 seems to be common in California and extends into Oregon, but no specimens from Wash- 

 ington have been seen. 



5. Lupinus lyallii A. Gray, Proc. Am. Acad. 7: 334. 1868. 



Type locality: "Summit of the Cascade Mountains, latitude 49°." Collected by Lyall. 

 Range: Cascade Mountains, British Columbia to Oregon. 



Specimens examined: Mount Rainier, Piper 2092; Allen 100; Mount Adams, Hender- 

 son, August 9, 1892; Flett 1257; Cotton 1516; Cascade Mountains, 49°, Lyall. 

 Zonal distribution: Arctic. 



6. Lupinus aridus Dough; Lindl. Bot. Reg. 15: pZ. 12J^. 1829. 



Type locality: "Same range of country as Lupinus leucophyllus and equally common." 

 Collected by Douglas. 



Range: Washington and Oregon. 



Specimens examined: Mason County, Kincaid, June 15, 1892; Olympia, Kincaid, July 

 14, 1896; Woodlawn, Henderson, June 22, 1892; Glenwood, Flett 1258; Pasco, Henderson, 

 June, 1892; North Yakima, Henderson, May 2, 1892; Ellensburg, Hindshaw, May, 1896. 



Zonal distribution: Transition. 



7. Lupinus minimus Dough; Hook. Fl. Bor. Am. 1: 163. 1830. 



Type locality: "Mountain valleys in Northwest America near Kettle Falls; and very 

 abundant towards the Rocky Mountains along the course of the Columbia." Collected by 

 Douglas. 



Range: British Columbia and Idaho to Oregon. 



This species has not recently been collected in the State. 



8. Lupinus lepidus Dough; Lindl. Bot. Reg. 14: pi. lUO. 1828. 



Type locality : "From Fort Vancouver to the Great Falls of the Columbia." Collected 

 by Douglas. 



Range: Vancouver Island to Oregon. 



Specimens examined: Clallam County, Elmer 2541; Thurston County, Heller 4048; 

 Olympia, Kincaid, July 4, 18C6; Tacoma, Flett 898, 195; Woodlawn, Henderson, June 2, 

 1892; Fourth Plain, Piper 3072; North Yakima Henderson, May 29, 1892; Vancouver, Piper 

 4923. 



Zonal distribution: Humid Transition. 



9. Lupinus piperi Robinson, sp. nov. (§ Sericei). 



Silky and canescent, leafy at the base; root single, perpendicular; stems 1 'to 6, scapose, 

 rather stout, simple, erect, curved-ascending, or decumbent, covered with a loosely appressed 

 pubescence; leaflets 5 to 8, oblanceolate, acute, or acutish, about 3 cm. long; petioles 5 

 to 10 cm. long; peduncles 7 to 13 cm. in length, equaling the showy rather loose racemes; 

 pedicels 3 to 4 mm. long, tomentose with widely spreading hairs; corolla deep blue; the 

 standard broad, entirely glabrous, paler toward the center; keel ciliated; pods 20 to 24 mm. 

 long, 4 or 5-.seeded. This species is near L. hellerae Heller, but is paler in color and has 

 shorter leaflets, spreading pubescence on the pedicels, glabrous standard, etc. Found in 

 gravelly soil. 



Specimens examined: Spokane, Henderson, June 2, 1892, 2338 in part; Sandberg & 

 Leiberg, May, 1893; Piper 2730 (type), 2949, 2287; Spangle, Piper 2440, 3543. 



Zonal distribution: Arid Transition. 



9a. Lupinus piperi imberbis Robinson, subsp. nov. 



Keel not ciliated; leaflets larger, 3.6 cm. long; pedicels 6 mm. in length; pubescence 

 of the stems and petioles widely spreading. 



Specimens examined: Wenache, K. Whited, no. 121, June, 1896, type. 

 29418—00 M 23 



