212 PLANT INVENTORY NO. 175 



323650 to 323931. 



From the United States. Seeds collected in 1964-1966 by G. Viehmeyer, 

 North Platte Experiment Station, North Platte, Nebr. Numbered Nov. 

 20, 1967. 



323650. Acer grandidentata Nutt. ex Torr. & Gray Aceraceae. 



Col. No. V66-28. Eight miles northeast of Alpine, Wyoming, along U. S. 

 Highways 26-89. Thicket forming maple spreading by natural layers. 



323651 and 323652. Amelanchier alnifolia Nutt. ex Roemer Rosa- 

 ceae. Serviceberry. 



323651. Col. No. V64-422. Four miles east of Cedar City, Utah. Grow- 

 ing in alluvial fan at mouth of canyon. Common in area. Bush large, 

 upright; leaves small. 



323652. Col. No. V65-83. Fifteen miles north of Egnar, Colorado. 

 Leaves smaller than the type. 



323653. Amelanchier utahensis Koehne Serviceberry. 



Col. No. V64-394. Four miles west of Escalante, Utah, on dry slope. 

 Shrub; leaves small; fruit small. 



323654. Amelanchier sp. 



Col. No. V64-387. Northeast of Escalante, Utah, in desert. Small- 

 leaved form, common in desert. 



323655. Amelanchier sp. 



Col. No. V64-429. Along Highway 14, east of Cedar City, Utah, in cool 

 moist canyon. Leaves large; fruit sweet, black. 



323656. Aquilegia caerulea James Ranunculaceae. 



Colorado columbine. 



Col. No. V66-12. Twelve miles southwest of Lander, Wyoming. Flowers 

 large, white. 



323657. Artemisia sp. Compositae. 



Col. No. V66-2. Ten miles north of Medicine Bow, Wyo. Low suffruti- 

 cose plant; foliage gray. Similar to A. tridentata. 



323658. Atriplex sp. Chenopodiaceae. 

 Col. No. V66-3. Subshrub; gray green. 



323659. Berberis haematocarpa Wooton Berberidaceae. Barberry. 



Col. No. V66-80. One mile north of bridge over Colorado River, 6 miles 

 south of Junction of Utah 128 and U. S. Highways 6 and 50. 



323660. Berberis nevinii var. haematocarpa (Wooton) Benson 



Col. No. V64-393. Rocky south facing slope three miles west of Es- 

 calante, Utah. Evergreen; fruit red. May be host to black stem rust. 



323661 and 323662. Betula papyrifera var. commutata (Regel) Fern. 



Betulaceae. 



323661. Col. No. V64-545. West of Escalante, Utah in red rocks. 



323662. Col. No. V64-551. Two miles north of bridge on Calf Creek, 

 Utah 17, south of Boulder. 



323663. Buckleya sp. Santalaceae. 



Col. No. V64-500. Kansas. To 15 inches high; foliage glaucous. 



323664. Celtis occidentalis L. Ulmaceae. Common hackberry. 



Col. No. V64-516. Aqua Fria Wash, west of Arizona U. S. 79, one mile 

 north of Dugas turnoff. Elevation 3,800 feet. Low tree; branches con- 

 torted; leaves small, thick. 



