The Shroomery Mushroom Glossary

This glossary is to serve as a reference for both beginners and the advanced. Please e-mail us if you have any definitions that you feel should be added here.

You are also invited to pay a visit to The Shroomery Mycology Glossary.

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A 
Abort A mushroom that for some reason ceases to grow and never reaches maturity
Acidic Having a pH lower than 7.
Adnate Where the Gills or tubes under the Cap of a Fungus are perpendicular to the Stipe or Stem at the point of attachment
Adnexed Where the Gills or tubes under the Cap of a Fungus sweep upwards before being attached to the Stem
Aerial mycelium Hyphal elements growing above the Agar surface.
Agar An extract from a seaweed used to solidify media. The agar used in mushrooms cultivation is usually available in powder form
Agaric A term describing mushrooms and toadstools having Gills beneath a Cap that is connected to a Stipe or Stem
Alkaline Having a pH greater than 7.
Annulus A ring of tissue left attached to the Stem of a mushroom or toadstool when the Veil connecting the Cap and Stem ruptures as the young fruitbody develops
Antibiotic A class of natural and synthetic compounds that inhibit the growth of or kill other microorganisms.
Ascomycetes A group of fungi that have in common that they produce their sexual Spores inside specialized cells (asci), which usually contain eight Spores
Aseptic Sterile condition: no unwanted organisms present
Aseptic technique Also Sterile technique. Manipulating sterile instruments or Culture media in such a way as to maintain sterility.
Autoclave Basically a big Pressure cooker, sometimes operating at higher pressure than 15 PSI, thus achieving Sterilization temperatures above 250°F.
Axenic Not contaminated; Gnotobiotic: Said esp. of a medium devoid of all living organisms except those of a single Species

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