The cap is round, the middle part is nearly funnel-shaped, the edge is rolled inward, covered with dark fine scales, and the width is 1-4cm. Mushroom meat is white, the hole surface is white, and it is yellow after drying.
The pores are round or broken, and the teeth are irregular and spreading, with an average of 2-4 per millimeter. Spores are colorless, smooth, cylindrical, round at one end and curved at the other, 7-10μ m× 3-4.2μ m. Economic value: the fruiting body can be eaten when it is young and tender, and it tastes very delicious. Its underground sclerotia is black and diverse, which is a famous Chinese medicine and has the effect of diuresis to treat edema.
It contains Polyporus umbellatus polysaccharide (dextran), which has been tested to have anticancer effect.