Asian kelp
Undaria pinnatifida (Harvey) Suringar

Image Sets
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State Invasive List - This map identifies those states that list this species on their invasive species list. For more information, visit

State Invasives List

Invasive Listing Sources

Taxonomic Rank

Kingdom: Chromista
Phylum: Heterokontophyta
Class: Phaeophyceae
Order: Laminariales
Family: Alariaceae
Genus: Undaria

Synonyms and Other Names

Other Common Names:
brown seaweed


Category: Aquatic