corallorhiza
Definition
- Noun:
- A genus of leafless, root-parasitic orchids: Corallorhiza is the scientific name for a group of orchids that lack chlorophyll and obtain nutrients by parasitizing fungi in the soil. They are characterized by small, purplish or yellowish flowers arranged in a raceme (a cluster along a central stem) and have lobed lips. These plants are widely distributed in temperate regions.
Usage Examples
- Noun:
- The forest floor was dotted with the subtle blooms of a Corallorhiza species.
- Botanists study Corallorhiza to understand mycoheterotrophy, a form of plant parasitism.
Advanced Usage
- In botanical classification: The name is always italicized in scientific writing to denote it as a genus.
- The study focused on the phylogenetic relationships within the genus Corallorhiza.
Variants and Related Words
- Coralroot (n): The common name for plants in the genus .
- Spotted coralroot is a well-known species of Corallorhiza.
Synonyms
- Coralroot orchid: A descriptive synonym referring to the same group of plants.
- Mycoheterotrophic orchid: A technical term describing its parasitic lifestyle on fungi.
Notes
- This word is a specialized botanical term. It is not typically used in everyday conversation but is common in scientific, horticultural, and ecological contexts.
- The genus name is derived from Greek roots meaning "coral root," referring to the appearance of its underground structures.
Noun
-
genus of leafless root-parasitic orchids having small purplish or yellowish racemose flowers with lobed lips; widely distributed in temperate regions
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