BLACK WALNUTS
| KEY: | |
A: Species |
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| NAME ADDRESS DESIGNATION | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U |
| C. S. Ketchum Middlefield, O. Nut No. 10 | B | 1 | 14.1g | 3.6g | 2.9g | 3.6g | 185kg | 25.5 | 80.5 | 100.0 | 2 | 4 | 3 | 3 | 7 | 20 | 4 | 4 | 7 | 18 | 71 |
| C. S. Ketchum Middlefield, O. Nut No. 10 | B | 1 | 14.1g | 3.6g | 2.9g | 3.6g | 185kg | 25.5 | 80.5 | 100.0 | 2 | 4 | 3 | 3 | 7 | 20 | 4 | 4 | 7 | 18 | 71 |
| John S. Bomberges Lebanon, Pa. —— | B | 2 | 16.4g | 3.9g | 2.5g | 3.4g | 208kg | 23.8 | 64.1 | 87.1 | 3 | 1 | 4 | 4 | 6 | 16 | 3 | 4 | 5 | 23 | 69 |
| Henry Hicks Westbury, N. Y. —— | B | 3 | 13.6g | 3.1g | 1.6g | 3.1g | 222kg | 22.8 | 51.6 | 100.0 | 1 | 3 | 3 | 4 | 6 | 20 | 2 | 4 | 5 | 20 | 68 |
| Amy A. Alley Lagrangeville, N.Y. Not the 1918 prize nut | B | 4 | 15.8g | 3.3g | 2.1g | 3.3g | 177kg | 20.9 | 53.7 | 100.0 | 2 | 3 | 3 | 4 | 7 | 20 | 3 | 4 | 3 | 18 | 67 |
| James E. Ripley Tippecanoe, O. Nut No. 1 | B | 4 | 26.7g | 6.3g | 3.7g | 6.3g | 247kg | 23.6 | 58.8 | 100.0 | 8 | 3 | 3 | 3 | 5 | 20 | 2 | 3 | 5 | 15 | 67 |
| Snyder Bros. Center Point, Ia. Thomas black walnut | B | 19.7g | 4.7g | 3.6g | 3.9g | 247kg | 23.9 | 76.6 | 83.0 | 4 | 4 | 4 | 4 | 5 | 15 | 3 | 3 | 5 | 20 | 67 | |
| A. H. Lang Toledo, O. Nut No. 2 | B | 5 | 20.5g | 4.6g | 2.9g | 4.1g | 313kg | 22.4 | 63.1 | 89.2 | 5 | 3 | 3 | 4 | 3 | 17 | 3 | 2 | 4 | 20 | 64 |
| Kate Yawger Port Byron, N. Y. —— | B | 5 | 20.3g | 4.5g | 2.4g | 3.8g | 291kg | 22.2 | 53.4 | 84.5 | 5 | 3 | 3 | 4 | 3 | 16 | 2 | 4 | 4 | 20 | 64 |
| E. M. Ten Eyck So. Plainfield, N. J. Ten Eyck black walnut | B | 16.7g | 3.5g | 1.8g | 3.1g | 154kg | 21.0 | 51.5 | 88.6 | 3 | 3 | 4 | 4 | 8 | 17 | 2 | 2 | 4 | 15 | 62 | |
| C. S. Ketchum Middlefield, O. Nut No. 9 | B | 6 | 20.1g | 4.7g | 2.4g | 3.5g | 297kg | 23.4 | 51.2 | 74.5 | 5 | 3 | 3 | 3 | 6 | 13 | 2 | 3 | 5 | 18 | 61 |
| S. A. Toy Freeman, W. Va. Nut No. 2 | B | 7 | 21.9g | 5.5g | 1.6g | 3.9g | 225kg | 20.5 | 29.1 | 71.0 | 5 | 3 | 4 | 4 | 6 | 12 | 1 | 2 | 3 | 20 | 60 |
| Arnold Arboretum Jamaica Pl'n., Mass. From Rochester, N. Y. | R | 6.1g | 0.9g | 0.7g | 0.8g | 357kg | 14.8 | 67.8 | 89.0 | 1 | 4 | 5 | 4 | 1 | 17 | 3 | 1 | 0 | 15 | 51 | |
| G. Hunger Tolhouse, Calif. California black walnut | C | 22.3g | 5.0g | 1.9g | 3.1g | 407kg | 22.4 | 38.0 | 62.0 | 6 | 5 | 5 | 4 | 0 | 10 | 1 | 2 | 4 | 20 | 57 | |
| Edward A. Werner Marion, Ia. R5 —— | B | 30.4g | 6.5g | 1.4g | 2.5g | 353kg | 21.4 | 21.5 | 38.4 | 10 | 2 | 2 | 3 | 1 | 4 | 1 | 4 | 4 | 20 | 51 |
The abbreviations used under the species column are: B for Black walnut (Juglans nigra), C for California black walnut (Juglans hindsii), R for (Juglans rupestris).