PIPER—FLORA OF THE STATE OF WASHINGTON. 435 
6. Pyrola bracteata Hook. Fl. Bor. Am. 2: 47. 1834. 
Pyrola rotundifolia bracteata A. Gray in Brewer & Wats. Bot. Cal. 1: 460. 1876. 
Type Loca.ity: ““N. W. Coast.” Collected by Scouler. 
Rance: British Columbia to Idaho and California. ; 
SPECIMENS EXAMINED: Mount Constitution, Henderson, July 4, 1892; Skokomish River, 
Henderson, June 15, 1892; Nisqually Valley, Allen 68; Mount Rainier, Piper 2048; Mount 
Adams, Flett 1213; Falcon Valley, Suksdorf’ 1546 in part; Fish Lake, Chelan County, 
A. D. Dunn, August 8, 1900; Klickitat River, Henderson, August 4, 1892; Big Meadows, 
Stevens County, Kreager, August 5, 1902; Blue Mountains, Piper, July 15, 1896; Clallam 
County, Elmer 2465. 
ZONAL DISTRIBUTION: Transition. 
7. Pyrola incarnata (DC.) Fisch.; DC. Prod. 7: 773. 1839, as synonym. 
Pyrola rotundifolia incarnata DC. Prod. 7: 773. 1839. 
Pyrola elata Nutt. Trans. Am. Phil. Soc. 8: 270. 1843. 
Type Locauity: “In Dahuria.”’ 
Rance: Alaska to New England and Oregon. Asia. 
SPECIMENS EXAMINED: Seattle, Piper 2760; San Juan Island, Lyall in 1858; Cascade 
Mountains, latitude 49°, Lyall in 1859-60; Nason Creek, Sandberg & Leiberg 614; Railroad 
Creek, Elmer, September, 1897; Twisp River, Whited 219; Skagit Pass, Lake & Hull, 
August 25, 1892; Falcon Valley, Suksdorf 1546 in part; Blue Mountains, Lake & Hult 565; 
Yakima County, Mrs. Steinweg in 1894; Big Meadow, Stevens County, Kreager, August 6, 
1902; Davis ranch, Kreager 182. 
ZONAL DISTRIBUTION: Transition. 
One of Lyall’s specimens, which has been considered to be P. elliptica Nutt., is probably 
a form of P. incarnata. We have seen no satisfactory evidence that P. elliptica occurs 
west of the Rocky Mountains. 
MONOTROPACEAE. INpIAN Piree FamIty. 
Ovary 4 or 5-celled. 
Corolla wanting; flowers spicate............-.-.-.-.-.-------.- ALLOTROPA. 
Corolla present; flowers solitary or racemose. 
Flowers solitary... 2.2 ....2..2.2.-2--------------------- MonorRoPA. 
Flowers racemose. 
Corolla polypetalous, deciduous... .........2-.--------- Ilyporirys. 
Corolla gamopetalous, persistent... ............--------- PTEROSPORA. 
Ovary 1-celled. 
Calyx of 4 or 5 lacerate sepals; petals similar. .....2.222.2222-2-.- PLEURICOSPORA. 
Calyx of 2 entire sepals; corolla tubular... ..- Seer ee eens weeeee HEMITOMEs. 
ALLOTROPA. 
1. Allotropa virgata Torr. & Gr. Pac. R. Rep. 6°: 80, 81. 1857. 
Type Locauity: ‘Cascade Mountains of northern Oregon.” Collected by Pickering. 
Rance: Washington to California from the Cascades and Sierras to the coast. 
SPECIMENS EXAMINED: Seattle, Piper 478; Lake Keechelus, Henderson, July 27, 1892; 
Lake Wenache, Sandberg & Leiberg 631; Olympic Mountains, Elmer 2470. 
ZONAL DISTRIBUTION: Humid Transition and Canadian. 
PTEROSPORA. 
1. Pterospora andromedea Nutt. Gen. 1: 269. 1818. 
Type LocaLity: “In Upper Canada near the Falls of Niagara.’’ 
Rance: British Columbia to Canada, southward to California and Pennsylvania. 
SPECIMENS EXAMINED: Mount Rainier, Piper, August, 1895; Lake Chelan, Lake & Hull, 
August 24, 1892; Pend Oreille River, Lyall in 1859; Loon Lake, Winston; Lake Wenache, 
