The shrub layer may be well-developed, with hillside blueberry (Vaccinium pallidum), black huckleberry (Gaylussacia baccata), or other acid-tolerant species most characteristic. Herbs are usually sparse but may include narrowleaf silkgrass (Pityopsis graminifolia) and Goat-rue (Tephrosia virginiana).
The shrub layer can be quite developed, with hillside blueberry (Vaccinium pallidum), black huckleberry (Gaylussacia baccata), or other acid-tolerant plants being prominent. Herbs are usually sparse but might include narrowleaf silkgrass (Pityopsis graminifolia) and Goat-rue (Tephrosia virginiana).