Gill Attachment — types/ symbol meaning
Adnate gills are broadly attached to the stipe.
Adnexed gills diminish before being narrowly attached to the stipe.
Decurrent gills run down the stipe below the level of the main part of the gills.
Free gills are not attached to the stipe.
Some forms of mushrooms or other fungi do not have gills. These can include mushrooms with pores instead of gills, or fungi with a spore-bearing outer surface, or internal spore mass.
Sinuate gills become suddenly become narrower before being attached to the stipe.
Sinuate decurrent gills are similar to sinuate gills, except that they then curve down the stipe where they attach.