What is a yellowish red dye from the seeds of an American tree?

The yellowish-red dye from the seeds of an American tree refers to "bloodroot," derived from the plant Sanguinaria canadensis. This dye is known for its vibrant color and has been used historically by Indigenous peoples for various purposes, including dyeing textiles and as a natural pigment in art. Bloodroot contains the alkaloid sanguinarine, which is responsible for its coloration.