Craterium minutum

Craterium minutum is a species of fungus in the Physaraceae family.
SPORANGIA: total height 0.7 to 1.5 mm., goblet-shaped, funnel-shaped, or long-cylindrical, stalked, erect, gregarious, 0.4 to 1.2 mm. high, smooth, yellow, pale brown, or brown; lid convex and above the rim of the sporangium, or flat and below it, white or concolorous; sporangial wall of two layers, the outer cartilaginous, thickened at the rim below the lid, translucent below and continued into the translucent stalk, the inner.. more