digitaria

Thân thiện

A gardener carefully removes digitaria from a flower bed.

Definition

1. Noun:
   • A genus of grasses: Digitaria is a genus of plants in the grass family (Poaceae), commonly known as crabgrass or finger grass. These are typically annual or perennial grasses found in warm temperate and tropical regions, often considered weeds in lawns and cultivated fields.

Examples of Usage

• Noun:
  • The lawn was overrun with Digitaria after the hot, wet summer.
  • Farmers struggle to control Digitaria species, which compete with crops for nutrients.

Advanced Usage

• In botanical classification: The term is used in scientific contexts to refer to the genus.
  • The study focused on the photosynthetic pathways in Digitaria.
• In ecology: Used to discuss invasive species or plant competition.
  • The spread of Digitaria can alter soil composition in an ecosystem.

Variants and Related Words

• Crabgrass (n): A common name for several species within the genus, especially those considered problematic lawn weeds.
  • He applied herbicide to kill the crabgrass.
• Finger grass (n): Another common name for grasses in the genus, referring to the finger-like arrangement of their flower spikes.
  • Finger grass is easily identifiable by its seed heads.

Synonyms

• Crab grass: (Common name)
• Finger grass: (Common name)

Related Phrases

(This term is a scientific genus name and does not commonly form phrasal verbs or idioms in everyday English.)

Học thuật

Noun

1. crab grass; finger grass

Từ đồng nghĩa

• Digitaria
• genus Digitaria