Bark of Erythrina variegata L. var. orientalis (L.) Merr., family Leguminosae.
Bark plate-lamellar, slightly involuted at both sides, 0.3-1.0 cm thick,
light brown; surface with longitudinal cracks and scattered conical spines;
base broad, apex acute and curved; inner surface flat, with fine reticular
striae. Section lobed. Prepared by crosscutting into strips. Bitter in
taste, mild in nature, and attributive to liver and kidney channels.
1. Expel wind-dampness, dredge the channels and relieve arthralgia: For
arthralgia of wind-darnpness type accompanied with numbness and muscular
spasm, especially for that located at the waist and lower extremities.
2. Kill parasites and alleviate itching: For scabies (extemal use as lotion
or wet compress).