Feverfew leaves and flowers are used medicinally. Feverfew should be harvested just as the plant comes into flower and before the blossoms are fully open.
Mugwort leaf and stem are used medicinally. Mugwort is harvested just as the plant comes into flower, before the blossoms are fully open.
Only the fresh or dried leaves of lemongrass, and the essential oil derived from them, are used as a drug.
The entire above-ground portion of the plant, including the seed pods, is harvested in late summer and fall, after it flowers.
The tangled, beige root is used medicinally. The root has a sharp, pungent taste and aroma.
The whole plant is used medicinally. The leaves and flowers are picked when the flowers are blooming. The roots are harvested in the fall, but the plant must be two years old before the root is harvested.
The aerial parts of the plant are used medicinally.
The root of the plant is used medicinally, particularly in China, where traditional Chinese medicine places a high value on it.
The root of the plant is used medicinally, and tea is sometimes made from the leaves. Chinese herbalists consider roots older than three years to be the most effective medicinally.
The parts used medicinally are the whole plant and root, or rhizome, which is collected in the fall.
Mugwort leaf and stem are used medicinally. Mugwort is harvested just as the plant comes into flower, before the blossoms are fully open.
Bark, flowers and leaves, used as an analgaesic.
C. yanhusuo: the rhizome (underground stem) is used in healing. C. cava: the tubers (knobby, fleshy underground stems) are used medicinally.
The root of the plant, harvested in the fall, is the part that is used medicinally, and has a bittersweet flavor.
Flowers and leaves are dried and used medicinally. The leaves are at their most potent when harvested just after the plant flowers.
Only the fresh or dried leaves of lemongrass, and the essential oil derived from them, are used as a drug.
All parts of sheep sorrel (leaves, flowers, roots, and stems) are used medicinally. The leaves and stems should be harvested in the spring or summer before the flowers form. The roots are harvested in the fall.
The noni fruit and other parts of the plant also are used medicinally, including the leaves, bark, flowers, and roots.