Basidiomycetes
/bə,sidioumai'si:ti:z/
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Definition
- Noun:
- A large taxonomic class of higher fungi: "Basidiomycetes" refers to a major class of fungi characterized by producing sexual spores (basidiospores) on a specialized, club-shaped cell called a basidium. This class is coextensive with the subdivision Basidiomycota.
Usage
- The term "basidiomycetes" is used as a plural noun in scientific and mycological contexts to refer to the group collectively. It names the class itself.
- Mushrooms, puffballs, and bracket fungi are all members of the basidiomycetes.
- The life cycle of basidiomycetes involves the formation of a basidium.
Advanced Usage
- In taxonomic hierarchy: The name is often capitalized when referring to the formal class: . However, in general scientific writing, it is commonly seen in lowercase.
- The class Basidiomycetes includes many economically important species.
Variants and Related Words
- Basidiomycete (n): The singular form, referring to any individual fungus belonging to this class.
- A typical basidiomycete has gills under its cap.
- Basidiomycota (n): The subdivision or phylum name, essentially synonymous in scope with the class Basidiomycetes.
- Basidium (n): The microscopic, club-shaped structure unique to this group where meiosis occurs and basidiospores are produced.
- Basidiospore (n): The sexual spore produced by a basidium.
Synonyms
- Club fungi: A common descriptive name for basidiomycetes, derived from the shape of the basidium.
- Higher fungi: A broader, informal grouping that includes basidiomycetes and ascomycetes, distinguished from more primitive fungi.
Related Terms (Conceptual, not phrasal verbs)
- Hymenomycetes: A former taxonomic grouping within basidiomycetes that included mushrooms and bracket fungi.
- Heterobasidiomycetes: A group of basidiomycetes with septate basidia, like rusts and smuts.
- Homobasidiomycetes: A group of basidiomycetes with non-septate, single-celled basidia, encompassing most mushrooms.
Noun
- large class of higher fungi coextensive with subdivision Basidiomycota