Cyclachaena xanthiifolia aka Giant Sumpweed

Taxonomy

Genus Cyclachaena Family Asteraceae Order Asterales Class Magnoliopsida Phylum Tracheophyta

Common names

Giant Sumpweed, Marsh Elder, False Ragweed, Burrweed Marsh Elder, Carelessweed

How to care for Giant Sumpweed

Toxicity

Ploi lacks confirmed information on the toxicity of this plant. If you, a relative, or your pet accidentally consume plant material with unknown toxicity, it's best to consult a medical expert.

More info:
Wikipedia