gray birch: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Added cross-references throughout. | Apr 09, 2021 | ||
| Modified title of Web site: Missouri Botanical Garden - Betula populifolia. | Aug 05, 2019 | ||
| Add new Web site: Missouri Botanical Garden - Betula populifolia. | Apr 14, 2018 | ||
| Add new Web site: Illinois Wildflowers - Gray Birch. | Apr 14, 2018 | ||
| Add new Web site: Go Botany - Gray birch. | Apr 14, 2018 | ||
| Article added to new online database. | Jul 20, 1998 |
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