172 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
In the mountains of eastern Oregon and Washington, and adjacent 
Idaho. 
Specimens examined: 
Orgcon: Near Hoover Creek, Gilliam County, altitude 1,390 meters, Leiberg 134, 
June 1, 1894; near Strawberry Butte, Blue Mountains, altitude 2,475 meters, 
Coville 554, July 18, 1896; Logan Valley, Blue Mountains, Cusick 1657, June 
20, 1897. 
Wasutneton: High ridges of Blue Mountains, Walla Walla County, Piper 2340, 
July 15, 1896; crevices of rocks on hillsides, Wawawai, Whitman County, 
Elmer 770, May, 1897; southeast Washington, [Horner 224, July 17, 1897. 
Ipano: Cuddy Mountains, Jones, July 11, 1899. 
Pteryxia thapsoides Nutt. in Torr. & Gray Fl. 1: 625. 1840. 
Cymopterus thapsoides Torr. & Gray Fl. 1: 625. 1840. 
Short caulescent, peduncles rising 3 dm. high and exceeding the 
leaves, glabrous; leaves with broad outline, finely dissected, the ulti- 
mate divisions small and linear; umbel with 6 to 10 rays, and involucels 
of linear or setaceous bractlets; rays in fruit 1 to 2.5 em. long; pedicels 
3 to5 mm. long; flowers yellow; fruit oblong, 5 to 6 mm. ‘long. with 
lateral wings about half as broad as body, and narrower dorsal and 
intermediate wings; oil tubes 8 to 5 in the intervals, 8 to 10 on the 
commissural side; seed much flattened. 
Type locality, *‘ rocky places in the Blue Mountains of Oregon; ” 
collected by Wuttal/; type in Herb. Philad. A aud. 
Mountains of eastern Oregon. 
Specimens examined: 
OrEGON: Type specimens as cited under type locality; “« rocky subalpine ridges,’ 
Cusick 1396, July and August, 1886; Union, Cusick 1651, in 1897; “from 
the higher Wallawa Mountains,’’ Cusick 2085, August 28, 1898, 
4. Pteryxia californica C. & R., sp. nov. 
Resembling 7% tereh/nthina, but somewhat stouter; leaves with 
broad outline, strongly once or twice ternate then pinnate into lar ger, 
ovate to oblong, pinnately toothed or lobed, not so rigid segments; 
umbels with unequal rays 38 to 7.5 em. lone; fruit broadly oblong, 
about 6 mm. long, each carpel with 3 to 5 broad thin wings, neither 
undulate crisped nor thickened at insertion. 
Type locality, Sisson, Siskivou County, Cal.; collected by // # 
Brown, in 1897; type in U.S. Nat. Herb. | 
Mountains of northern California. 
Specimens examined: 
Catirornia: Type specimen as cited under type locality; the following specimens 
are apparently the same: Sierra Nevada Mountains, Lemmon, in 1875: near 
Edgwood, Siskiyou County, Lemmon 45, June 27, 1889. 
Pteryxia petraea (Jones) C. & R. 
Cymopterus petraeus Jones, Contr. to Western Botany no. 8: 32. 1898, 
Short caulescent, arising in dense clusters from a branched caudex, 
which is clothed with old leaf sheaths, 3 dm. high, the peduncles exceed- 
