Q and R
Quercus macrocarpa Muhl. (buroak)
The root was mixed in water and drank to relieve cramps. Root was chewed, or a poultice made from dried root and put on wounds.
Quercus rubra L. (red oak)
The bark of the root was boiled and drunk for bowel trouble especially in children.
Rhus glabra L. (sumac)
A growth that sometimes appears on the tree was dried and pulverized and than mixed with water and drank for dysentery. The blossom was combined with alum root to relieve a sore mouth in teething children.
The fruits were boiled and drunk for dysmenorrhea and bloody flux. Also made a styptic wash and stopped urine flow. A poultice made from bruising the leaves was applied wet to poisoned skin.
Rhus hirta (L.) Sudw. (staghorn sumac)
The flowers were mixed with water and drank to relieve pains in the stomach.
Ribes americanum Mill. (wild black currant)
The root was mixed with water and drunk to relieve kidney trouble and uterine troubles.
Rosa arkansana Porter. (wild rose)
The fruits were steeped in water and used as a wash for inflammation of the eyes.
Rubus frondosus Bigel. (blackberry)
The root was mixed with water and drunk to stop periods.
Rubus strigosus Michx. (red raspberry)
The root was mixed with water and drank for dysentery.
The inner bark of root, along with same of rose, was soaked in warm water and squeezed over eye for cataracts.
Rudbeckia laciniata L. (coneflower)
The flowers, combined with flowers of goldenrod and giant hyssop was applied to burns.
Rumex crispus L. (sour dock; yellow dock)
The leaves were crushed and applied to boils. The root was dried and powdered then moistened and applied as a poultice for itching from skin eruptions. Root also applied for swelling ,cuts, and ulcers.
Rumex hymenosepalus Torr. (anaigre)
The root was used as a remedy for diarrhea.
Rumex obtusifolius L. (bitterdock)
The root was steeped and applied to skin eruptions, especially for children.