Definition

1. Noun:
   • A type of fern (Asplenium adiantum-nigrum): "black spleenwort" is a species of fern native to Europe, Africa, and Asia. It is characterized by its dark stems and glossy, triangular to lance-shaped fronds that are divided into smaller leaflets (pinnate). Historically, parts of the plant were used for their astringent properties.

Usage Examples

• Noun:
  • The black spleenwort thrives in the rocky crevices of the cliff face.
  • Botanists identified the fern as black spleenwort due to its distinctive dark stipe and pinnate fronds.

Advanced Usage

• In botanical contexts: The term is used precisely to refer to this specific species () within the genus .
  • The study compared the spore morphology of the black spleenwort to other Asplenium species.

Variants and Related Words

• Spleenwort (n): The common name for ferns in the genus . "Black spleenwort" is a specific type of spleenwort.
  • Many spleenworts, including the black spleenwort, prefer growing on walls or in rocky areas.

Synonyms

• Asplenium adiantum-nigrum: The scientific (Latin) name for the plant.

Noun

1. spleenwort of Europe and Africa and Asia having pinnate fronds and yielding an astringent