grayish

Seeds pale grayish white tomentellous, margin often with longer cobwebby hairs.

种子灰色白色被短绒毛，边缘通常具长毛。

The necrotic epithelium becomes embedded in exuding fibrin and red and white cells，so that a grayish pseudomembrane is formed-commonly over the tonsils，pharynx or larynx.

坏死的上皮细被纤维蛋白、红细和白细在一起形成灰白色的假膜，通常覆盖在扁桃腺、咽或喉。