adder's tongue

/'ædəspit/ Cách viết khác : (adder's_tongue) /'ædəz'ʌɳ/

Thân thiện

A young fern unfurls its single adder's tongue frond in the dappled forest light.

Definition

Noun: 1. A type of fern: "adder's tongue" refers to a genus of small ferns (scientifically known as Ophioglossum) characterized by a single, simple leaf and a separate, fertile spike that resembles a snake's tongue.

Examples of Usage

• The botanist pointed out a small patch of adder's tongue growing in the damp meadow.
• Adder's tongue is easily identified by its distinctive spore-bearing stalk.
• This ancient woodland is a known habitat for the rare adder's tongue fern.

Advanced Usage

• "Common adder's tongue": A specific reference to , the most widespread species of this fern genus.
  • The common adder's tongue can be found in grassy fields across Europe.

Variants and Related Words

• Adder's-tongue: An alternative hyphenated spelling of the noun.
• Ophioglossum (n): The scientific, Latin genus name for adder's tongue ferns.
• Fern (n): The broader plant family to which adder's tongue belongs.

Synonyms

• Snake's tongue: A direct, descriptive synonym referencing the shape of the fertile spike.
• Ophioglossum: The formal botanical synonym.

Related Phrases

• Adder's tongue family (Ophioglossaceae): Refers to the entire botanical family of ferns that includes the adder's tongue genus.
  • The adder's tongue family includes several genera of unusual ferns.

Học thuật

Noun

1. ferns with fertile spikes shaped like a snake's tongue

Từ đồng nghĩa

• adder's tongue fern