560 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM, 
Type Locauiry: “ Northwest coast of America.” Collected by Douglas. 
Rance: Washington, Oregon, and Idaho. 
SPECIMENS EXAMINED: Yakima region, Brandegee 841; Klickitat Prairie, Howell in 
1880; White Salmon, Suksdorf 391; Tshimikaine [Chamokane], Geyer 588; Spokane County, 
Suksdorf 336. 
ZONAL DISTRIBUTION: Arid Transition. 
la. Hoorebekia carthamoides cusickii (A. Gray). 
Aplopappus carthamoides cusickii A. Gray, Syn. Fl. 1°: 126. 1884. 
Pyrrocoma cusickii Greene, Erythea 2: 59. 1894. 
Type Locauiry: “ Union Co., Oregon.” Collected by Cusick. 
Rance: Washington and Oregon. 
SPECIMENS EXAMINED: Falcon Valley, Suksdorf, July 17, 1886; Kamiak Butte, Piper, 
July 20, 1899. 
ZONAL DIsTRIBUTION: Arid Transition. 
2. Hoorebekia racemosa (Nutt.). 
Homopappus racemosus Nutt. Trans. Am. Phil. Soc.'7: 332. 1840. 
Pyrrocoma racemosa Torr. & Gr. Fl. 2: 244. 1842. 
Aplopappus racemosus Torr. in Sitgreaves Rep. 162. 1853. 
Type Locauity: “Plains of the Wahlamet,” Oregon. Collected by Nuttall. 
Rance: British Columbia to Saskatchewan, south to Nevada. 
SPECIMENS EXAMINED: Spokane County, Suksdorf 337; Pullman, Piper 1572. 
ZONAL DistRIBUTION: Arid Transition. 
3. Hoorebekia hirta (A. Gray). 
Aplopappus hartus A. Gray, Syn. Fl. 1°: 127. 1884. 
Pyrrocoma hirta Greene, Erythea 2: 69. 1894. 
Type Locauity: Baker Co., Oregon. Collected by Cusick. 
Rance: Washington, Oregon, and Idaho. 
SPECIMENS EXAMINED: Yakima Region, Brandegee. 
4. Hoorebekia hallii (A. Gray). 
Aplopappus hallit A. Gray, Proc. Am. Acad. 8: 389. 1872. 
Typr Locauiry: “ Bluffs of the Columbia River at the Dalles.’ Collected by Hall. 
Rance: Washington and Oregon. 
SPECIMENS EXAMINED: White Salmon, Suksdorf 389. 
5. Hoorebekia lyallii (A. Gray). 
Aplopappus lyallii A. Gray, Proc. Acad. Phila. 18638: 64. 1868. 
Type LocaLity: Cascade Mountains, latitude 49°, at 2,270 m. altitude. Collected by 
Lyall. 
Rance: British Columbia to Montana and Oregon. 
SPECIMENS EXAMINED: Olympic Mountains, Flett 802; Cascade Mountains, east side at 
2,270 meters, Lyall in 1860; Mount Adams, Henderson, August 10, 1892; Howell; Suksdorf. 
ZONAL DISTRIBUTION: Arctic. 
6. Hoorebekia lanuginosa (A. Gray). 
Aplopappus lanuginosus A. Gray in Torr. Bot. Wilkes Exped. 347. 1874. 
Stenotus lanuginosus Greene, Erythea 2: 72. 1894. 
Type Locairy: “ Upper part of the north fork of the Celumbia River,’ Washington. 
Collected by the Wilkes Expedition. 
Rance: Washington and Oregon. 
SPECIMENS EXAMINED: Ellensburg, Piper 2701; upper Wenas River, Henderson 2291; 
Wenache, Whited 6, 1104, 1259; Yakima, Brandegee 844; Simcoe Mountains, Howell 285; 
Bluc Mountains, Piper 2430. 
ZONAL DISTRIBUTION: Arid Transition. 
