Plant Inventory No. 213 - The Germplasm Resources Information ...

unusually high level of disease tolerance and will contribute to thediversity of elm selections now becoming available in the nursery andlandscape industries. A diversity of American elm cultivars will helpsustain the species as it begins to regain its stature in the urbanforest. Distinguished by dark green leaves which develop earlier in thespring and are retained later in the fall than surrounding Americanelms. The parent tree is approximately 70 years old (90 cm DBH, 20.6 mtall) and has an expansive umbrella-shaped crown. Branch unions arebroad and U-shaped compared to the narrow V unions often found in otherAmerican elm trees. The bark is smooth, light to reddish gray in youngtrees becoming dark gray and fissured in older trees. Summer leavesaverage 106 mm long by 59 mm wide and are dark green, turning yellow inthe autumn. In adaptability trials, it has grown well in the Districtof Columbia, Maryland, Minnesota, Missouri, New Jersey, Oklahoma,Oregon, and Tennessee, and can be considered adaptable from USDA Zones 4through 7. Readily propagated by softwood cuttings. Using conventionaltechniques, 90% of the cuttings collected in mid-May in the District ofColumbia usually root within 10 weeks. Excellent choice for planting inurban and suburban sites, large yards, and recreational and industrialpar.The following were developed by Sakata Seed Corporation, Japan. Received07/29/2004.PI 635110 PVPO. Zinnia sp.Cultivar. "PROFUSION APRICOT". PVP 200400275.PI 635111 PVPO. Zinnia sp.Cultivar. "PROFUSION FIRE". PVP 200400276.The following were developed by Pure Seed Testing, Inc., P.O. Box 449,Hubbard, Oregon 97032, United States. Received 07/29/2004.PI 635112 PVPO. Festuca arundinacea Schreb.Cultivar. "APACHE III". PVP 200400277.PI 635113 PVPO. Poa pratensis L.Cultivar. "CASABLANCA". PVP 200400278.PI 635114 PVPO. Poa pratensis L.Cultivar. "MIDNIGHT II". PVP 200400279.PI 635115 PVPO. Festuca arundinacea Schreb.Cultivar. "SILVERADO II". PVP 200400280.The following were donated by Arno F. Visser, Agriculture Research Council,Roodeplaat Veg and Orn Plant Inst., Private Bag X293, Pretoria, South Africa.Received 11/07/2003.PI 635116. Solanum tuberosum L.Cultivar. "BP1"; Q 44075. Pedigree - (South Esk x Shamrock) x Saranac.Released 1958. Reliable table stock yielder under short day lengths andhigh temperatures.110