372 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Wyromina: Albany: Ridge (R); Rock River, Goodding 27 (F, M, U, Y). Carbon: 
Boggs (Y); Fort Steele (U, Y); Freezeout Hills (F); Medicine Bow (R); Rawline, 
Pennell 5879 (F, H, M, R, Y). Fremont: Pacific Springs, Parry 208 (F). Lia- 
coln: Cokeville, Nelson 4659 (R). Sweetwater: Bush Ranch (B, M, U, Y); 
Leucite Hills (U, Y); Point of Rocks, Pennell 5887 (Y); Tipton; Wamsutter, 
Pennell 5883 (A, B, D, F, H, K, M, P, R, 8, U, Y), 5885 (Y; albino). Uinta: 
Evanston, Nelson 2962 (M, Y), Pennell 5896 (D, P, Y), 5903 (A, K, M, U, Y), 
5920 (F, H, Y); base of Medicine Butte, Pennell 5915 (R, Y). Yellowstone 
National Park: Mammoth Hot Springs, Pennell 6033 (B, P, 8S, Y); on south fork 
of Shoshone (Y). 
Ipano: Bannock: Oxford (Y); Pocatello, Pennell 6064 (A, B, D, F, H, K, M, P, 
R, 8, U, Y). Bingham: Big Butte Station, Palmer 203 (U). Fremont: Beaver 
Canyon, Rydberg (Y). 
CoLtorapo: Jackson: Pinkham Creek, Goodding 1471 (A, B, M, U, Y). 
Uran: Summit: Echo, Pennell 5939 (Y). 
68. Penstemon oliganthus Woot. & Standl. 
Penstemon oliganthus Woot. & Standl. Contr. U.S. Nat. Herb. 16: 172. (Feb. 12) 
1913. “Type in the U. S. National Herbarium, no. 259061, collected in the moun- 
tains west of Grants Station [New Mexico], August 1, 1892, by E. O. Wooton.”” Type 
seen in the U. 8. National Herbarium. Unfortunately this consists of late, small, 
shriveled-flowered specimens, with only few and small basal leaves still attached. 
Penstemon griffintt A. Nels. Bot. Gaz. 56: 70. (July 16) 1913. “Collected by 
Alfred A. Griffin in the Rio Grande Valley [Colorado], on moist east slopes, at 8,200 
feet, July 28, 1912, no. 145.” Type seen in the Rocky Mountain Herbarium. 
Grassy glens, open pine woods, and rocky hillsides, at altitudes of 2,100 to 2,600 
meters; Submontane and Montane zones; flowering from late July to mid-August. 
Mountain slopes from Park County, Colorado, southward to north-central New Mexico. 
GoLorapo: Chaffee: Base of Mount Princeton, Sheldon 243 (U), 554 (U, Y); Salida, 
Pennell 6310 (D, R, U, Y). Fremont(?): Wet mountain valley, Redfield 5981 
(M), 6021 (M). Park: Divide west of salt works, South Park, Porter (F, Y). 
Mineral: Wagonwheel Gap, Griffin 145 (R). 
69. Penstemon gracilis Nutt. 
Penstemon gracilis Nutt. Gen Pl. 2: 52. 1818. “Hab. from the Arikarees [South 
Dakota] to Fort Mandan [North Dakota], in depressed soils.’” Type seen in her- 
barium of Academy of Natural Sciences of Philadelphia. 
Chelone gracilis Spreng. Syst. Veg. 2: 813. 1825. 
Penstemon digitalis gracilis Trauttv. Bull. Acad. St. Pétersb. 5: 345. 1839. 
Penstemon pubescens gracilis A. Gray, Proc. Amer. Acad. 6: 69. 1862-3. 
Moist grassy places, at altitudes of 1,000 to 2,100 meters; Submontane and Upper 
Sonoran zones; flowering from early June to mid-July. High plains, entering north- 
central Wyoming and eastern Colorado to the base of the foothills. Manitoba to 
Saskatchewan, south probably to Kansas and northeastern New Mexico. 
Souta Daxora: Fall River: Hot Springs, Rydberg 921, in part (Y). Lawrence: 
Deadwood, Carr 35 (U, Y); Este (Y); Lead City (Y). Meade: Bear Butte 
(“Bear’s Peak”) (M); Fort Meade, Forwood 286 (U). Pennington: Rapid City, 
Visher (F). Stanley: Cedar Pass (U); Fort Pierre, Geyer 127 (U). Washabaugh: 
Cottonwood Canyon, Visher 200 (Y). 
Nepraska: Deuel: Rydberg 279 (Y). Lincoln: Hershey, Mell 75 (U). Thomas: 
Halsey, Krautter (P). 
Wromrna: Johnson: Eastern slope of Bighorn Mountains, Tweedy 3413 (Y), 3414 (Y). 
Sheridan: Little Goose Creek, Nelson 2375 (R). 
