Macrocystis pyrifera (Giant Kelp) 1 Macrocystis pyrifera (Giant Kelp) 1 Illustration of Macrocystis pyrifera (Giant Kelp) macroalgae, brown, algae, giant, bladder, kelp, Chromista, Chromobiota, Heterokontophyta, Phaeophyceae, Laminariales, Laminariaceae, Macrocystis, pyrifera 2007-10-27 image/svg+xml Macrocystis pyrifera (Giant Kelp) 1 2007-10-27 Integration and Application Network https://ian.umces.edu/media-library/macrocystis-pyrifera-giant-kelp-1/ https://ian.umces.edu/media-library/macrocystis-pyrifera-giant-kelp-1/ en-US macroalgae, brown, algae, giant, bladder, kelp, Chromista, Chromobiota, Heterokontophyta, Phaeophyceae, Laminariales, Laminariaceae, Macrocystis, pyrifera Illustration of Macrocystis pyrifera (Giant Kelp)