Skip to main content

"Seaweed Is a Plant"

This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.

State

Calling seaweed a plant overstates a real relationship — most seaweed is multicellular algae related to land plants by shared ancestry but outside the land-plant group.

Show

Kelp, a brown alga, belongs to the stramenopile lineage outside Archaeplastida, sharing no ancestor exclusive to land plants.

Watch for

This entry states the popular overgeneralization — Bio 2169 gives the criterion separating algae from land plants.