Как по Английски будет malas hierbas

noun

A tough-stemmed eurasian plant that typically has purple thistle-like flower heads, occurring chiefly in grassland and on roadsides.

Примеры использования:

The oil from the seeds of cotton thistles was extracted for fuel and knapweed, centaurea scabiosa, …

noun

A plant of the pea family that contains a toxin which can cause neurological and other symptoms if eaten by livestock.

Примеры использования:

Rocky summit species include the rather rare huddleson's locoweed, a three-to-four-inch-tall, hairy…

noun

Short for widow's weeds.

verb

A wild plant growing where it is not wanted and in competition with cultivated plants.

Примеры использования:

Keep the seedlings clear of weeds