| Answer | Crossword Clue |
|---|---|
| ASPEN | Source of heart-shaped leaves |
| CORDATE | Heart-shaped, as leaves. |
| CATALPA | Tree with heart-shaped leaves |
| LINDENS | Trees with heart-shaped leaves |
| LINDEN | Tree with heart-shaped leaves |
| CALLA | Plant with heart-shaped leaves |
| CATALPA | Tree with heart-shaped leaves. |
| LINDEN | Tree with heart-shaped leaves. |
| REDBUD | Tree with heart-shaped leaves. |
| WOODSORREL | Plant with heart-shaped leaves |
| LINDEN | Shade tree with heart-shaped leaves |
