342 PLANT INVENTORY NO. 172 



303152 to 303625— Continued 



303512 to 303517— Continued 



303517. V-64-231. Flagstaff, Ariz., airport, sunny site. Strongly rhi- 

 zomatous. 



303518. POA sp. 



V-64-196. Highway 160, 10 miles east of Wolf Creek Pass, 29 miles 

 northeast of Pagosa Springs, Colo., along bank of lake creek. Deep blue 

 green. 



303519. Poa sp. 



V-64-308. South side of Grand Mesa, 10 miles north of Cedaridge, Colo., 

 in road ditch. Elevation 9,000 feet. 



303520. Poa sp. 



V-64-217. Roadside, 18 miles south of Flagstaff along Route 89 Alter- 

 nate, Ariz. Oakcreek canyon, in shade dry soil. Elevation 6,000 feet. 



303521. Poa sp. 



V-64-227. Two miles below the Snowbowl, San Francisco Mountains, 5 

 miles north of Flagstaff, Ariz. In mountain meadow, open forest, partial 

 shade. Glaucous foliage, many stout rhizomes. 



303522. Poa sp. 



V-64-260. Five miles east of Jacob's Lake, Ariz., above Colorado River 

 on edge of plateau. 



303523. Poa sp. 



V-64-283. Two miles along Hatch Road off Route 14, south of Panquitch, 

 Utah. In mountain meadow near lava beds. Foliage deep blue green, vig- 

 orous, rhizomatous, poor root system, leaves wrinkled appearance of P. 

 annua. 



303524. Poa sp. 



V-64-285. Seven miles southwest of Escalante, Utah, along Highway 54. 

 Heavily grazed by cattle, clone about 1 foot square, light yellowish green 

 foliage. 



303525. Poa sp. 



V-64-310. Colorado Route 133, 10 miles north of junction with Route 

 135, wet roadside. Elevation 7,000 feet. Culms 1.5 feet high at anthesis. 



303526. Poa sp. 



V-64-317. White River National Forest, 4 miles above Thompsonville, 

 Colo. 



303527. Poa sp. 



V-64-321. Twenty miles southeast of Eagle, Colo. Bulbous base, purple 

 panicle, 1 flower per spikelet. 



303528. Polanisia trachysperma T. & G. Capparaceae. 



V-63-227. Boulder Canyon, 12 miles west of Boulder, Colo., south slopes 

 along roadside. Similar to cultivated cleome, feet smaller, flowers pink, 

 foliage digitately compound, pods slightly inflated. 



303529. Populus acuminata Rydb. Salicaceae. 

 V-64-298. Growing along street in Bicknell, Utah. 



303530. Potentilla anserina L. Rosaceae. Silverweed. 



V-63-181. Roadside on old Monarch Pass Road about 6 miles north of 

 junction with Route 50, 2 miles north of Sargents, Colo. Full sun, moist 

 soil. Low perennial, with pinnate foliage, reversed leaves, silvery pubescent 

 flowers, bright yellow, spreading by runners. Possible ground cover. 



