. A preliminary report on the Hymeniales of Connecticut . C13 ^ 4> 1- - No. 15.] HYMENIALES OF CONNECTICUT. 27 HYPHOLOMA of cap marked by strong wrinkles which radiate from the center i Surface of cap smooth 2 1. Cap brown; stem brittle, sHghtly mealy at the top. .. H. hymenocephalum Cap gray, tinged with yellow; stem fleshy, smooth H. rugocephalum 2. Flesh fragile; remnant of veil often left on margin of cap 3 Flesh tough; margin of cap without remnants of veil 4 3. Cap brown, often shaded to ochre at margin; gills somewhat forked, umber-colored H. suhaquilum Cap gray-brown;

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. A preliminary report on the Hymeniales of Connecticut . C13 ^ 4> 1- - No. 15.] HYMENIALES OF CONNECTICUT. 27 HYPHOLOMA of cap marked by strong wrinkles which radiate from the center i Surface of cap smooth 2 1. Cap brown; stem brittle, sHghtly mealy at the top. .. H. hymenocephalum Cap gray, tinged with yellow; stem fleshy, smooth H. rugocephalum 2. Flesh fragile; remnant of veil often left on margin of cap 3 Flesh tough; margin of cap without remnants of veil 4 3. Cap brown, often shaded to ochre at margin; gills somewhat forked, umber-colored H. suhaquilum Cap gray-brown; gills not forked, white, then brown H. appendiculatum 4. Stem solid; flesh white H. sublateritium Stem hollow; flesh yellow H. fasciadare COPRINUS of cap separating into shaggy, concentric scales ; stem with a well developed ring C. comatus Cuticle not breaking into shaggy scales i 1. Cap 2 to 4 inches broad, smooth, or covered with a few obscure scales; ring imperfect C. atramentarius Cap less than 2 inches broad; ring absent 2 2. Cap covered with minute glis

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