noun
thick patch of mixed weeds
Refers to a dense, tangled growth of various weeds, often with a literary or poetic feel.
庭は手入れを怠って、ヤエムグラのようになってしまった。
The garden was neglected and became like a thick patch of mixed weeds.
noun
false cleavers; Galium spurium var. echinospermon
A specific plant species in the bedstraw family; botanical term.
False cleavers is one of the troublesome weeds in fields.
A general term for weedy plants that grow in thick tangles; ヤエムグラ is a specific species.
From 八重 (yae, 'many layers') + 葎 (mugura, 'weedy plants'), referring to the dense, layered growth of the plant.