Definition:
The Australian pea is a type of plant that is native to Australia and is known for its beautiful clusters of rosy purple flowers. It is a partly woody vine, which means it has some hard parts but is also flexible. After the flowers bloom, the plant produces edible pods that are similar to snap beans, which means they can be eaten when they are young and tender. This plant is also grown to improve soil quality, a practice known as "green manure." The Australian pea is sometimes classified in the scientific group called "genus Dolichos."
In more technical discussions, especially in botany or gardening, you might describe the Australian pea as a "leguminous vine" due to its family of plants that includes beans and peas. You could say, "The Australian pea acts as a nitrogen-fixing plant, enriching the soil for other crops."
While "Australian pea" most commonly refers to the specific plant described, the term "pea" can refer to any type of small, round green seed that is often used in cooking. However, "Australian pea" specifically relates to the aforementioned plant.
There are no specific idioms or phrasal verbs that include "Australian pea." However, you can talk about "planting seeds" in a metaphorical sense, which can mean to start a new idea or project.
The Australian pea is a unique and beautiful plant that serves both aesthetic and practical purposes in gardening.