Announcements: Like last week,
poison ivy is a problem this week.
In addition, poison sumac is also
pretty thick on this lab, which is actually a more
potent poisonous plant set right
about at eye level. Again, no shorts,
and long sleeves are recommended.
Also, we will walking through a
small swamp for this lab, so wear
shoes you expect to get wet.
| ** Alnus rugosa | Betulaceae | Speckled alder, Tag alder |
| ** Betula alleghaniensis | Betulaceae | Yellow birch |
| Betula pumila | Betulaceae | Bog birch |
| Betula Xpurpusii | Betulaceae | Purpus birch |
| ** Cornus florida | Cornaceae | Flowering dogwood |
| ** Hamamelis virginiana | Hamamelidaceae | Witch-hazel |
| ** Parthenocissus quinquefolia | Vitaceae | Virginia creeper |
| Populus alba | Salicaceae | European white poplar |
| ** Populus deltoides | Salicaceae | Eastern cottonwood |
| ** Populus grandidentata | Salicaceae | Bigtooth aspen |
| ** Populus tremuloides | Salicaceae | Trembling aspen, Quaking aspen |
| Populus Xrouleauiana | Salicaceae | White poplar hybrid |
| Populus Xsmithii | Salicaceae | Smith's aspen |
| ** Rhus glabra | Anacardiaceae | Smooth sumac |
| ** Rhus typhina | Anacardiaceae | Staghorn sumac |
| Rubus flagellaris | Rosaceae | Northern dewberry |
| ** Sassafras albidum | Lauraceae | Sassafras |
| ** Toxicodendron radicans | Anacardiaceae | Poison ivy |
| ** Toxicodendron vernix | Anacardiaceae | Poison sumac |
| Viburnum acerifolium | Caprifoliaceae | Mapleleaf viburnum |
| ** Viburnum trilobum | Caprifoliaceae | Highbush-cranberry |