acidium
Acidium is a historical term used in biology, most commonly found in older mycological literature. It refers to a small, simple reproductive structure that was described in some fungi, particularly certain rust fungi and related groups. In various sources, the acidium was depicted as a minor, often sessile outgrowth or a receptive area associated with spore formation or sexual interaction. Because descriptions of acidia varied among authors, the precise morphology and function attributed to the structure were not uniform.
Over time, the term acidium has largely fallen out of use in modern mycology. Contemporary taxonomy and
Etymology-wise, the word derives from Latin and was adopted in scientific naming in earlier periods, but its
In summary, acidium is a rarely used, historical term for a small reproductive structure described in some