| CYTOLOGIC | PLOIDY | Ploidy level determined either through flow cytometry or chromosome counting. | DIPLOID - Diploid. | | PLOIDY | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 1 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting one year post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 4 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 1996 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 1 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting one year post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 7 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2001 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 1 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting one year post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 7 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2004 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 1 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting one year post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 7 | | DED CROWN SYMPTOMS - TOWNSEND ET AL 1995 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 2 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting two years post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 0 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 1996 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 2 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting two years post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 0 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2001 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 2 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting two years post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 7 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2004 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 28 DPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting 28 days post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 30 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 1996 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 28 DPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting 28 days post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 34 | | DED CROWN SYMPTOMS - TOWNSEND ET AL 1995 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 7 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting seven years post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 0 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2001 | | Not Available |
| DISEASE | DED CROWN SYMPTOMS 7 YPI | Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting seven years post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions. | 0 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2004 | | Not Available |
| DISEASE | DED PERCENT SURVIVAL 7 YPI | Percent survival (out of 56 trees) in a field setting, seven years post inoculation with Ophiostoma novo-ulmi and O. ulmi spore suspensions. | 100 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2001 | | Not Available |
| DISEASE | DED PERCENT SURVIVAL 7 YPI | Percent survival (out of 56 trees) in a field setting, seven years post inoculation with Ophiostoma novo-ulmi and O. ulmi spore suspensions. | 100 | | DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 2004 | | Not Available |
| INSECT | POTATO LEAFHOPPER EGGS LAID | Average number of eggs laid by one-week-old females per shoot within six days. | 0.7 | | POTATO LEAFHOPPER | | Not Available |
| INSECT | POTATO LEAFHOPPERS | Average number of surviving adults per shoot after feeding on elm leaves for six days. | 12 | | POTATO LEAFHOPPER | | Not Available |
| INSECT | ELM FLEA WEEVIL ADULT FEEDING | Average adult feeding damage (holes/square cm) on sample of ten leaves from field grown trees. Leaves collected on 17 July 2017. | 1.378 | | ELM FLEA WEEVIL | | Not Available |
| INSECT | ELM FLEA WEEVIL LARVAL MINES | Average number of larval mines per sample of ten leaves from field grown trees. Leaves collected on 17 July 2017. | 7.33 | | ELM FLEA WEEVIL | | Not Available |
| INSECT | JAPANESE BEETLE FEEDING -LAB | Percent leaf tissue removed by adult female Japanese beetles feeding on Ulmus in no-choice (NC) feeding studies. Average of ten replicates per tree with one to three trees tested per accession. | 26 | | JAPANESE BEETLE FEEDING - LAB | | Not Available |
| INSECT | JAPANESE BEETLE EGGS LAID | Fecundity (total eggs laid) of adult female Japanese beetles ovipositing when feeding on Ulmus leaves. Average of ten replicates per tree with three trees tested per accession. | 3 | | JAPANESE BEETLE FECUNDITY | | Not Available |
| INSECT | LEAFHOPPER ABUNDANCE | Average number (log10 transformed) of leafhoppers collected per trap each week. | 0.73 | | LEAFHOPPER ABUNDANCE | | Not Available |
| INSECT | OVERALL INSECT RESISTANCE | Composite score of resistance to four major and eight minor insect pests. Low values indicate resistance and high values indicate susceptibility. Details provided in Methods section and in cited publication. | 28 | | OVERALL INSECT RESISTANCE | | Not Available |
| INSECT | ELM LEAF BEETLE FEEDING | Percent defoliation by elm leaf beetles on 15-cm-long shoots that were randomly selected from the north, south, east, and west quadrants of each tree growing under field conditions. Average of five to ten trees scored over the course of one to six years. | 1.1 | | ELM LEAF BEETLE FEEDING | | Not Available |
| INSECT | ELM LEAF BEETLE LARVAE - LAB | Number of days elm leaf beetle larvae survived on elm leaves in lab bioassay. Average of three replicates. | 2 | | ELM LEAF BEETLE LARVAE - LAB | | Not Available |
| INSECT | ELM LEAF BEETLE EGGS - LAB | Number of eggs laid per elm leaf beetle adult female on elm leaves in lab bioassay. Average of three replicates. | 0 | | ELM LEAF BEETLE EGGS - LAB | | Not Available |
| MORPHOLOGY | LEAF THICKNESS | Leaf thickness in microns approximately one-half the distance from the leaf margin to the mid-rib; average of ten leaves. | 363 | | LEAF THICKNESS AND TOUGHNESS | | Not Available |
| MORPHOLOGY | INNER LEAF TOUGHNESS | Leaf toughness in grams in the center of the leaf adjoining the mid-rib. Average of 10 leaves. | 48.08 | | LEAF THICKNESS AND TOUGHNESS | | Not Available |
| MORPHOLOGY | OUTER LEAF TOUGHNESS | Leaf toughness in grams within 0.5 cm from the edge of the leaf. Average of 10 leaves. | 43 | | LEAF THICKNESS AND TOUGHNESS | | Not Available |
| MORPHOLOGY | LEAF AREA | Leaf surface area in square centimeters; average of 20 leaves. | 20 | | LEAF AREA | | Not Available |
| MORPHOLOGY | LEAVES PER SHOOT | Number of leaves on the terminal 30 cm of new growth (measured spring 2009); average of ten shoots. | 27 | | LEAVES PER SHOOT | | Not Available |
| MORPHOLOGY | ADAXIAL LEAF PUBESCENCE | Leaf pubescence was characterized by examining upper (adaxial) leaf surfaces of leaves from each tree with a binocular microscope. Trichome density was subjectively rated as 0, 1, 2, 3, or 4 corresponding to glabrous (few or none), light, moderate, dense, or very dense, respectively. Twenty leaves analyzed. | 0 - Few or none. | | LEAF PUBESCENCE | | Not Available |
| MORPHOLOGY | ABAXIAL LEAF PUBESCENCE | Leaf pubescence was characterized by examining lower (abaxial) leaf surfaces of leaves from each tree with a binocular microscope. Trichome density was subjectively rated as 0, 1, 2, 3, or 4 corresponding to glabrous (few or none), light, moderate, dense, or very dense, respectively. Twenty leaves analyzed. | 2 - Moderate. | | LEAF PUBESCENCE | | Not Available |