| Pileus present to which the gills are attached. | 1 | ||
| Pileus wanting, gills attached to a disk at apex of stem from which they radiate. | Montagnites.[G] | ||
| 1— | Gills more or less deliquescing, or pileus thin, membranous and splitting between the laminæ of the gills and becoming more or less plicate. | Coprinus. | [32] |
| Gills not deliquescing, etc. | 2 | ||
| 2— | Spores globose, ovoid. | 3 | |
| Spores elongate, fusiform (in some species brown), plants with a slimy envelope. | Gomphidius. | [49] | |
| 3— | Pileus somewhat fleshy, not striate, projecting beyond the gills at the margin; gills variegated in color from groups of dark spores on the surface. | 4 | |
| Pileus somewhat fleshy, margin striate, gills not variegated. | Psathyrella. | [48] | |
| 4— | Annulus wanting, but veil often present. | Panæolus. | [45] |
| Annulus wanting, veil appendiculate on margin of cap. | Chalymotta. | [48] | |
| Annulus present. | Anellaria. |
[GLOSSARY OF THE MORE TECHNICAL TERMS USED IN THIS WORK.]
Abbreviations:
- cm. = centimeter (about 2-1/2 cm. make one inch).
- mm. = millimeter (about 25 mm. make 1 inch).
- µ = one micron (1000 µ = 1 mm.).
Adnate, said of the gills when they are attached squarely, or broadly, to the stem.
Adnexed, said of gills when they are attached only slightly or only by the upper angle of the stem.
Anastomose, running together in a net-like manner.
Annulus, the ring or collar around the stem formed from the inner or partial veil.
Appendiculate, said of the veil when it clings in fragments to the margin of the pileus.
Arachnoid, said of the veil when it is cobwebby, that is, formed of loose threads.