+HYPHOLOMA = web and fringe.+

The veil in this genus is woven in a web which adheres to the margin of
the cap. The cap is more or less fleshy, and the margin at first
incurved. The gills are attached or have a tooth. There is no ring. The
plants grow in tufts on wood, or at the base of trees in the autumn.

+PSILOCYBE = naked and head.+

The cap in this genus is fleshy, smooth, and the margin at first
incurved. Gills turn dusky purple. The stem is cartilaginous, hollow or
stuffed. No veil is visible. They grow on the ground.

+PSATHYRA = friable.+

The cap is conical and soft, the margin at first straight, and then
pressed to the stem. The plants are slender, fragile and moist. Gills
become purple. They grow on the ground, or on trunks of trees.

+COPRINUS = dung.+

In this genus the spores are black. It has two distinctive features:
one, that the gills cohere at first, and are not separated when young;
and the other, that they dissolve into an inky fluid. The gills are also
scissile, that is, they can be split, and are linear and swollen in the
middle. The plants last but a short time. Some are edible.


ORDER 2. POLYPOREI, OR TUBE-BEARING FUNGI.