purple amaranth
Học thuậtThân thiện
Definition
Noun: 1. A tall, ornamental, tropical American annual plant: This term refers to a specific species of flowering plant characterized by its height, showy appearance, and origin. It has hairy stems and produces long spikes of typically red flowers. The leaves beneath these flowers are a deep, vivid purple. Its seeds are edible and often used as a cereal grain.
Usage Examples
- Noun:
- The garden's focal point was a magnificent purple amaranth, its red spikes towering over the deep purple foliage.
- Farmers cultivate purple amaranth not only for its beauty but also for its nutritious seeds.
- You can identify purple amaranth by the distinctive purple flush on its leaves below the flower cluster.
Advanced Usage
- As a subject of botanical study: The term is used in scientific and horticultural contexts to describe the plant's morphology, genetics, or cultivation.
- The study focused on the drought resistance of purple amaranth compared to other grain amaranths.
Variants and Related Words
- Amaranth (n): The broader genus name for this group of plants, which includes many species grown for grain, leafy vegetables, or ornamentation.
- Love-lies-bleeding (n): A common name for a different amaranth species () known for its long, drooping red flower spikes.
- Prince's-feather (n): Another common name sometimes used for tall, showy amaranths with feathery flower plumes.
Synonyms
- Red amaranth: A descriptive synonym highlighting the flower color.
- Prince's feather: (Note: This common name can refer to several similar species; context is key.)
- Amaranthus cruentus: The scientific (Latin) name for this specific plant species.
Related Terms (Botanical Context)
- Pseudocereal (n): A classification for plants like amaranth whose seeds are used like cereals (e.g., wheat, rice) but which are not true grasses.
- Quinoa and purple amaranth are both important pseudocereals.
- Inflorescence (n): The complete flower head of a plant, including the arrangement of flowers. The "long spike" of the purple amaranth is its inflorescence.
- Annual (n/adj): A plant that completes its life cycle (grows, flowers, sets seed, dies) in one growing season.
Noun
- tall showy tropical American annual having hairy stems and long spikes of usually red flowers above leaves deeply flushed with purple; seeds often used as cereal