bearded wheatgrass
Học thuậtThân thiện
Definition
Noun: 1. A species of wheatgrass: A perennial grass (Agropyron subsecundum, also classified as Elymus trachycaulus subsp. subsecundus) characterized by having straight awns (bristle-like appendages) on the glumes (bracts) of its flower spikelets.
Usage
- Noun:
- The conservationist recommended planting bearded wheatgrass to stabilize the soil on the hillside.
- This pasture mix contains bearded wheatgrass for its drought tolerance.
Advanced Usage
- In botanical descriptions: The term is used to specify this particular grass species within the genus or , noting its distinctive awned florets.
- The key identifying feature of bearded wheatgrass is the straight awn on the lemma.
Variants and Related Words
- Bearded wheat: A less common, informal name that may cause confusion with true wheat ().
- Wheatgrass: The general common name for grasses in the genera and .
- Awned wheatgrass: A descriptive synonym emphasizing the presence of awns.
Synonyms
- Agropyron subsecundum (Scientific name, older classification).
- Elymus trachycaulus subsp. subsecundus (Current preferred scientific name in many taxonomic systems).
Related Phrases
- Bunchgrass: A growth form description; bearded wheatgrass is a type of bunchgrass.
- Native grass: In North America, it is often described as a native grass species used in restoration.
Noun
- a wheatgrass with straight terminal awns on the flowering glumes