The leaf undersurface is white with a prominent midrib covered in brownish hairs. Tail is feather-shaped and reddish brown with a blackish undersurface. The upper surface is glossy, contrasting with a pale undersurface. An open central nacelle was attached to the undersurface of the center wing. The first internal sign is usually a greenish discoloration on the undersurface of liver. Males have well-developed femoral pores on the undersurface of their rear limbs. Stomata occur either on both surfaces or undersurface only. They are dull green with serrated margins and a white undersurface. The undersurface of the fruit body is made up of tubelike pores rather than gills. The AICA supplies the front part of the undersurface of the cerebellum. The upper and undersurface of the leaf are covered in fine hair. The leaf undersurface is covered with white hair. When mature, the leaves bear hairs only along the veins on the undersurface. The undersurface of the leaves is hairy. The eggs are laid in star-shaped clusters on the undersurface of leaves of these plants.