brittle fern
Học thuậtThân thiện
Definition
Noun 1. A delicate fern species (Cystopteris fragilis) widely distributed in North America and Europe, characterized by thin, pinnatifid fronds and brittle stems.
Usage
This is a specific botanical term used to refer to a particular species of fern. It is primarily used in scientific, horticultural, or nature-watching contexts to identify the plant.
Examples
- The brittle fern is commonly found growing in moist, shaded rock crevices.
- Botanists noted that the brittle fern population in the forest was thriving.
- You can identify a brittle fern by its fragile, easily broken stems.
Advanced Usage
- The term can be used metaphorically to describe something that is similarly fragile or delicate, though this is a less common literary usage.
- Their agreement was as tenuous as a brittle fern.
Variants and Related Words
- Common Fragile Fern: Another common name for the same species ().
- Cystopteris fragilis: The scientific Latin name for the brittle fern.
Synonyms
- Fragile fern
- Bladder fern (This name refers to the same genus, , and is sometimes used interchangeably, though it may refer to other similar species within the genus.)
Noun
- delicate fern widely distributed in North America and European having thin pinnatifid fronds with brittle stems