noun, noun which may take the genitive case particle 'no'
beefsteak plant; perilla
Refers to the plant Perilla frutescens, especially its large edible leaves used in Japanese cuisine. Often called 青じそ or 赤じそ depending on variety.
See also: 紫蘇
大葉を刻んで薬味にする。
Chop perilla leaves and use them as a condiment.
この料理には大葉が欠かせない。
Perilla leaves are essential for this dish.
noun, noun which may take the genitive case particle 'no'
large leaf; megaphyll
Botanical term for a large leaf, or simply a leaf that is notably big. The literal reading 'large leaf' is transparent from the kanji.
この植物は大葉を持つ。
This plant has large leaves.
大葉の標本を採集した。
We collected a specimen of a megaphyll.
紫蘇 is the general term for perilla, while 大葉 specifically refers to the large-leaf variety used as a herb.
From 大 (large) + 葉 (leaf). The plant sense is an abbreviation of 大葉紫蘇 (large-leaf perilla).