The Split Gill mushroom (Schizophyllum commune): "a, Schizophyllum alneum; b, gills, or lamellae, enlarged; c, cross-section of pileus showing split and revolute lamellae." -Whitney, 1911

Split Gill

The Split Gill mushroom (Schizophyllum commune): "a, Schizophyllum alneum; b, gills, or lamellae, enlarged;…