Cre´nate. In wavy scallops.
Cu´ticle. Pellicle, a skin-like layer on the outside surface of the cap and stem.
Cy´athiform. Cup-shaped.
Decid´uous. Falling off when mature at the end of the season.
Decur´rent. Gills that run down the stem are called decurrent.
Dehis´cence. The opening of a peridium, when ripe, to discharge the spores.
Deliques´cent. Turning to liquid when mature.
Dichot´omous. Two-forked, regularly dividing by pairs from below upward.
Dimid´iate. Divided into two equal parts, applied to gills that only reach half-way to the stem, and to the cap when it is semi-circular or nearly so.
Disc. The central part of the upper surface of the cap.