Phaeophyta

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Definition
  1. Noun:
    • A division of algae: Phaeophyta is a major group of algae, coextensive with the class Phaeophyceae. They are commonly known as brown algae.
    • A taxonomic classification: In some biological classification systems, this group is included within the division Heterokontophyta.
Usage Examples
  • Noun:
    • Kelp is a well-known member of the Phaeophyta.
    • The study focused on the diverse species within the Phaeophyta.
    • Phaeophyta are primarily marine organisms.
Advanced Usage
  • Scientific Context: The term is used almost exclusively in scientific, biological, or botanical contexts to classify a specific group of photosynthetic organisms.
    • The phylogeny of the Phaeophyta was revised based on new molecular data.
Variants and Related Words
  • Phaeophyceae (n): The class name for brown algae, often used synonymously with Phaeophyta.
  • Brown algae (n): The common name for organisms belonging to the Phaeophyta.
  • Heterokontophyta (n): A broader division in some taxonomic systems that encompasses the brown algae.
Synonyms
  • Brown algae: The common, non-scientific synonym.
  • Class Phaeophyceae: The precise taxonomic class name.
Related Terms (Contextual)
  • Algae: The broader category to which Phaeophyta belongs.
  • Chlorophyta: The green algae, a different division.
  • Rhodophyta: The red algae, another distinct division.
Noun
  1. coextensive with class Phaeophyceae; in some classifications subsumed in the division Heterokontophyta

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