5. Armillaria.
6. Lepiota.
Mushrooms that have the stem attached on the side (lateral)
or between Margin and Centre (eccentric).
1. Crepidotus.
2. Claudopus.
3. Pleurotus.
Mushrooms with tough or cartilaginous Stems.
1. Psathyra.
2. Nolanea.