| Definition | Family name | Species name. | Fruit type | A unit of measurement for seed size (ex. Seed, drupe, nut, etc.). | ID of the collection. | Measured number of seeds per collection. | Number of mother trees per collection. | The name of the organization that collected the seeds. Forest Tree Breeding Center (FTBC), Nihon University (CHS), University of the Ryukyus (UR), or Kyushu University (KU). | Year of seed collection. | Month of seed collection. | Date of seed collection. | Address of the sampling site (Prefecture_City). | States of the sampling site. Natural forest (F) or preservation arboretum (P). | Measurement year. |
| Measurement Domain |
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| Def | A unit of measurement for seed size (ex. Seed, drupe, nut, etc.). |
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| Def | The name of the organization that collected the seeds. Forest Tree Breeding Center (FTBC), Nihon University (CHS), University of the Ryukyus (UR), or Kyushu University (KU). |
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| Def | Address of the sampling site (Prefecture_City). |
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| Def | States of the sampling site. Natural forest (F) or preservation arboretum (P). |
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