JANUARY 1 TO DECEMBER 31, 1964 343 



303152 to 303625— Continued 



303531 and 303532. Potentilla fruticosa L. Shrubby cinquefoil. 



303531. V-63-118. Eight miles west of Dillon, Colo. Open, dry 

 meadow, low shrub. 



303532. V-64-187. Glacier Lake, along Route 160, 3 miles south of 

 Ward, Colo. Denser and darker green, healthier appearance than 

 others in same population. Gravelly soil. 



303533. Potentilla nepalensis Hook. 



V-63-219. Cheyenne Horticultural Field Station, Cheyenne, Wyo. Open 

 field, unprotected. Herbaceous potentilla; low growing rosette sending up 

 numerous flowering scapes that bloom all summer; .75 inch red flowers have 

 a darker center and are borne well above foliage. A good hardy, ever- 

 blooming perennial. 



303534. Potentilla sp. 



V-63-59. Rocky meadow, Ten Sleep Canyon, 12 miles north of Ten Sleep, 

 Wyo. Rosette of pinnate to 7-inch-long leaves; very pubescent, green, 

 double, serrate, deep root; flowers yellow .75 inch diameter. 



303535. Potentilla sp. 



V-64-180. Between Nederland and Eldora, Colo. Ground cover, rhi- 

 zomes, pinnately compound leaf. Blooming profusely. 



303536. Prunus sp. Rosaceae. 



V-63-70. Roadside bank above Nederland, Colo., on poor soil along High- 

 way 160. Elevation 9,000 feet. Low growing; browsed by deer; flowers 

 white, small, leaves thin, plum-like. 



303537. Prunus sp. 



V-64-51. Roadside below Copper Canyon Lookout, south of Cottonwood, 

 Ariz. Elevation 3,700 feet. Chance peach tree seedling growing along 

 highway. 



303538 and 303539. Pseudotsuga menziesii (Mirb.) Franco. Pinaceae. 



Douglas fir. 



303538. V-63-18. Fifteen miles north of Nederland, Colo., on east slope. 

 Elevation 9,000 feet. Treetop one large witches broom, globular 15 by 

 15 feet; very dense. 



303539. V-63-19. South slope above Nederland, Colo. Elevation 9,000 

 feet. Very dense appearing to have been sheared. Diameter 2 feet, 

 60 feet high; excellent ornamental habit. 



303540 to 303543. Purshia tridentata (Pursh) DC. Rosaceae. 



303540. V-63-90. Ten miles northeast of Alcova, Wyo., west slope. 

 Low spreading shrub on dry bank. Flowers yellow. 



303541. V-63-230. West slope on old Monarch Pass Road, 18 miles west 

 of the Pass, Colo. Low, round-topped shrub, small foliage, and pale 

 yellow flowers. Very drought tolerant. 



303542. V-64-173. Six miles east of Nederland, Colo. Habit similar to 

 Cotoneaster apiculata; little yellow flower, fine texture and structure. 



303543. V-64-333. Three miles east of Nederland, Colo., on Highway 

 119, south slope, dry site; low, spreading bush, arching or decumbent 

 branches, 18 inches high, 3 inches wide. 



303544 to 303548. Quercus gambelii Nutt. Fagaceae. 



303544. V-63-141. Black Canyon, Gunnison, Colo. 



303545. V-63-206. Clear Fork Road, 10 miles southeast of Crawford, 

 Colo. Low-growing, widely suckering oak that forms extensive thickets 

 over much of the central Rockies. 



303546. V-63-211. Clear Creek, southeast of Crawford, Colo. 



