PIPER— FLORA OF THE STATE OF WASHINGTON. 433 



1. Chiraaphila umbellata (L.) Nutt. Gen. 1 : 274. 1818. 

 Pyrola urnheJlata L. Sp. PI. 1 : 396. 1753. 



Chimaphila corymbosa Pursh, Fl. 1: 300. 1814. 



Type locality: "Habitat in Europae, Asiae and Americae septentrionalis sylvis." 



Range: British Columbia to Canada, southward to Mexico and Georgia. Europe. 

 Asia. 



Specimens examined: Mount Constitution, Henderson, July 4, 1892; near Skagit Pass, 

 Lake cfc Hull 564; Fort Vancouver; Wenache Valley, Saiidberg cfc Leiberg 565; head of 

 Twisp River, Whited 189; without locality, Fasej/ 372; Olympic Mountains, E'Z/nfr 2471; 

 Davis ranch, Kreager 179. 



Zonal distribution: Transition and Canadian. 



2. Chimaphila menziesii (R. Br.) Spreng. Syst. 2: 317. 1825. 

 Pyrola menziesii R. Br.; D. Don, Mem. Wern. Soc. 5: 245. 1824. 

 Type locality: "Habitat in Americae ora boreali-occidentali." 

 Range: British Columbia to California and Idaho. 



Specimens examined: Cascade Mountains, latitude 49°, Lyall; upper Nisqually Valley, 

 Allen 103; Mount Rainier, Piper, August, 1895; Mount Adams, Flett 1215; Mount Stuart, 

 Sandberg <£• Leiberg 569; Falcon Valley, Sukfdorf 39; Stampede Tunnel, Henderson, Octo^ 

 ber 5, 1892; Blue Mountains, Lake d- Hull, July 4, 1892; Mount Carlton, Kreager 284. 



Zonal distribution: Canadian. 



PYROLA. 



Stjde straight. 



Leaves orbicular; style very short 1. P. minor. 



Leaves ovate; style long 2. P. secunda, . 



Style curved downward. —:,, 



Green leaves none, or very rudimentary. , 



Flowers red 3. P. aphylla. 



Flowers white 5a. P. picta itifegra. 



Green leaves present. 



Calyx lobes obtuse, very short; flowers greenish 4. P. cidorantJui. 



Calyx lobes acute. 



Flowers white or whitish. 



Veins of leaves white-bordered 5. P. picta. 



Veins of leaves not white-bordered. 



Leaves spatulate-oblong, not glaucous 5a. P. picta dentata. 



Leaves ovate, glaucous 5b. P. picta integra. 



Flowers red or pink. 



Leaves coriaceous, shiny, acute 6. P. bracteata. 



Leaves thin, dull, obtuse 7. P. incarnata. 



1. Pyrola minor L. Sp. PI. 1: 396. 1753. 



Type locality: "Habitat in Europa frigidiore." 



Range: Alaska to Greenland, southward to Oregon, >iew Mexico, and New England. 

 Europe. Asia. 



Specimens examined: Cascade Mountains, Suksdorf 203(3: Wenache Region, Brandegee 

 948.J; Stevens Pa.ss, Sandberg <& Leiberg 715; Klickitat County, <5?<t.s(?or/', July, 1886; Fort 

 Vancouver, Garry; Davis ranch, Kreager 208. 



Zonal distribution: Canadian. 



2. Pyrola secunda L. Sp. PL 1: 396. 17.53. 



Type locality: "Habitat in Europae borealis sylvis." 



Range: Alaska to Labrador, southward to Virginia, Michigan, New Mexico, and Cali- 

 fornia. Europe. Asia. 



20418—00 M 28 



