JANUARY 1 TO DECEMBER 31, 1967 225 



323650 to 323931— Continued 

 323867 to 323869— Continued 



323869. Col. No. V65-91. Columbine Pass, Uncompahgre Plateau, Colo. 

 Elevation 10,000 feet. Foliage pubescent; flowers large. 



323870. POTENTILLA sp. 



Col. No. V64-471. Dry, rocky, south slope among mountain mahogany 

 and juniper; two miles south of Colorado-Wyoming line along Highway 287. 

 Low, spreading by rhizomes; leaves pinnate; flowers small, yellow. 



323871. POTENTILLA sp. 



Col. No. V66-5. Two miles north of Kortes Dam, Alcova, "Wyoming, on 

 rocky slope. Plant rhizomatose; foliage bright green; flowers bright 

 yellow, % inch across. 



323872. POTENTILLA sp. 



Col. No. V66-37. On pass, Utah 150, near Summit County Marker 

 (County line). Herbaceous; foliage glaucous; flowers yellow. 



323873. Prunus spinosa L. Rosaceae. Blackthorn. 



Col. No. V65-1. 'Plum'. Colorado Fish and Wildlife Nursery, 1.5 miles 

 north of Junction of Colorado 14 and U. S. 87 northeast of Ft. Collins, 

 Colorado. Shrub, dense, spiny, to 8 feet high at 7 years of age; fruits 

 many, dried on plant. 



323874 and 323875. Ptelea trifoliata L. Rutaceae. Hop-tree. 



323874. Col. No. V64-524. 'Wafer Ash'. Above Sedona, Ariz. Eleva- 

 tion 6,000 feet. Shrub to 8 feet high; fruit large, in clusters; stems 

 bare. 



323875. Col. No. V65-85. 'Wafer Ash'. Along Forestry Road, 20 miles 

 south of Fredonia, Ariz. 



323876 to 323879. Purshia tridentata (Pursh) DC. Rosaceae. 



323876. Col. No. V64-389. 'Bitterbush'. Highway backslope on High- 

 way 54, 3 miles west of Escalante, Utah; dry site. Clone 1. Low, wide 

 spreading by natural layers. 



323877. Col. No. V64-390. Three miles west of Escalante, Utah. Plant 

 prostrate. 



323878. Col. No. V64-430. Fourteen miles east of Cedar City, Utah, on 

 Highway 14; growing on sterile 3 to 1 backslope. Elevation 8,900 feet. 

 Plants stoloniferous, to 1 foot high, spreading 12 to 18 inches; free 

 rooting. 



323879. Col. No. V64-475. Nine miles east of Happy Jack Recreation 

 area, west of Cheyenne, Wyo. 



323880 to 323883. Quercus gambelii Nutt. Fagaceae. 



323880. Col. No. V64-349. 'Scrub oak'. Three miles west of Glenwood 

 Springs, Colo., rocky west slope. 



323881. Col. No. V64-381. Calf Creek Recreation area, northeast of 

 Escalante, Utah. Trees and fruits larger than normal. 



323882. Col. No. V64-411. One mile west of Junction of Utah 14 and 

 U. S. 89. 



323883. Col. No. V64-443. 'Scrub oak'. Twelve miles above Kan- 

 arraville, Utah, on mountain road. Shrubby; thicket forming. 



323884. Quercus turbinella Greene 



Col. No. V64-452. Oak Creek Canyon, Zion National Park, Utah. Ever- 

 green scrub oak; leaves glaucous, holly like. 



