pteridophyte

Thân thiện

A student examines a pteridophyte specimen in a botany textbook.

Definition

Noun: A pteridophyte is a member of a group of vascular plants (plants with specialized tissue for conducting water and nutrients) that reproduce via spores and do not produce flowers or seeds. This group includes ferns, horsetails, and clubmosses.

Usage

The term is used in scientific, botanical, and academic contexts to classify and describe this specific group of non-seed vascular plants. - The forest floor was rich with various pteridophytes, including several species of fern. - Botanists study pteridophytes to understand early plant evolution.

Advanced Usage

• As a collective term: "Pteridophyte" can refer to the entire group (Pteridophyta) in a taxonomic sense.
  • Pteridophyte diversity is highest in tropical, humid environments.

Variants and Related Words

• Pteridology (noun): The branch of botany that deals with the study of ferns and other pteridophytes.
  • She specialized in pteridology for her doctoral research.

Synonyms

• Vascular cryptogam: An older, synonymous term emphasizing the lack of seeds ("cryptogam") and the presence of vascular tissue.
• Fern and fern allies: A common, less technical phrase encompassing the same group of plants.

Different Meanings

The word "pteridophyte" has a single, specific botanical meaning and is not used in idiomatic or figurative contexts.

Học thuật

Noun

1. plants having vascular tissue and reproducing by spores

Từ đồng nghĩa

• nonflowering plant