Definition

Noun: - A large taxonomic genus of agaric fungi (mushrooms) characterized by producing a white spore print and exuding a white or milky latex when the flesh or gills are cut or broken. This genus includes both edible and poisonous species.

Usage

• Scientific Classification: Used primarily in mycology (the study of fungi) and biology to classify a specific group of mushrooms.
  • The mushroom collector identified the specimen as belonging to genus Lactarius.
  • In the forest, we found several species from genus Lactarius.
• Descriptive Context: Used to describe the defining features of this group.
  • A key feature of genus Lactarius is the latex that bleeds from injured tissue.

Advanced Usage

• "Lactarius" as a Standalone Term: In technical and scientific discourse, "Lactarius" is often used without "genus" as it is the formal genus name.
  • The ecology of Lactarius is closely tied to mycorrhizal associations with trees.

Variants and Related Words

• Lactarius (n): The standard abbreviated form of the full taxonomic name .
• Lactarius species (n phrase): Refers to one or more individual types within the genus.
  • Several Lactarius species are considered choice edibles.
• Milk cap (n): The common name for mushrooms in this genus, referring to the milky latex they exude.
• Lactaroid (adj): Describing features typical of or resembling the genus .

Synonyms

• Milk caps (common name)
• Lactarius (scientific shorthand)

Related Phrases / Terms

• Mycorrhizal fungus: Describes the ecological role of species, which form symbiotic relationships with plant roots.
  • Most members of genus Lactarius are mycorrhizal fungi.
• White spore print: A critical taxonomic feature for identifying this genus.
  • Taking a white spore print is a key step in confirming a mushroom is from genus Lactarius.

Noun

1. large genus of agarics that have white spore and contain a white or milky juice when cut or broken; includes both edible and poisonous species