Index of plants by genus
| Species | Common Name | Family |
| Juglans cinerea | Butternut | Juglandaceae |
| Juglans nigra | Black Walnut | Juglandaceae |
| Juncus canadensis | Canadian Rush | Juncaceae |
| Juncus effusus | Soft Rush | Juncaceae |
| Juncus nodosus | Jointed Rush | Juncaceae |
| Juncus tenuis | Path Rush | Juncaceae |
| Juncus torreyi | Torrey's Rush | Juncaceae |
| Juniperus communis var. depressa | Common Juniper | Cupressaceae |
| Juniperus horizontalis | Trailing Juniper | Cupressaceae |
| Juniperus virginiana | Eastern Red Cedar | Cupressaceae |
| Justicia americana | Water Willow | Acanthaceae |
© 2004 Michael Hough