Agaricus procerus. The tall-stemmed gill-mushroom. S. t. 22 and 23.
Agaricus tuberculosus. The knobby wood-mushroom. S. t. 79.

SEVENTH FAMILY.

CORTINARIA. Cap fleshy, convex. Gills uniform in color, drying out (most often becoming cinnamon-colored and powdery in the end). Stem often bulbous at the base, with a filamentous veil at the apex.

Agaricus amethystinus. The light-violet silk-mushroom. t. 56.
Agaricus armeniacus. The apricot-colored silk-mushroom. t. 81.
Agaricus aurantius. The orange-colored silk-mushroom. t. 37.
Agaricus caerulescens. The light-bluish silk-mushroom. t. 34.
Agaricus cinnamomeus. The cinnamon-colored silk-mushroom. t. 4.
Agaricus filamentosus. The orange-colored wood-mushroom. S. t. 220.
Agaricus flavidus. The light-yellowish silk-mushroom. t. 35.
Agaricus fulgens. The gold-yellowish silk-mushroom. t. 24.
Agaricus giganteus. The giant gill-mushroom. S. t. 84.
Agaricus gilvus. The pale-yellow silk-mushroom. t. 221.
Agaricus glaucopus. The blue-stemmed gill-mushroom. S. t. 53.
Agaricus nitidus. The shining silk-mushroom. t. 90.
? Agaricus prasinus. The grass-greenish gill-mushroom. S. t. 218.
Agaricus ochroleucus. The pale-brownish gill-mushroom. t. 54.
Agaricus rutilus. The reddish silk-mushroom. t. 55.
Agaricus striatus. The streaked gill-mushroom. S. t. 38.
Agaricus vaccinus. The red-brownish silk-mushroom. t. 25.
Agaricus varius. The variegated gill-mushroom. S. t. 42.
Agaricus viscidus. The brown sticky silk-mushroom. t. 26.
Agaricus violaceo-cinereus (violaceus Schaeff.) t. 3.

EIGHTH FAMILY.

GYMNOPUS. Cap various, circular, entire, fleshy or membranaceous, persistent. Gills unequal, unchanging, drying out. Stem central. Volva, ring, and cortina absent.

† With a fleshy cap.

*) With an infundibuliform funnel-shaped or deeply umbilicate navel-shaped/depressed cap, with decurrent gills.

Agaricus cyathiformis. The goblet-shaped navel-mushroom. t. 252.
Agaricus incurvus. The crooked-stemmed funnel- or navel-mushroom. t. 65.
Agaricus pulverulentus. The frosted gill-mushroom. t. 206.
Agaricus tubaeformis. The trumpet-shaped wood-mushroom. t. 248 - 249.
Agaricus umbilicatus. The navel-like gill-mushroom. S. t. 207.