A pressed specimen showing the tip of Macrocystis pyrifera which is one diagnostic feature for its differentiation from Macrocystis integrifolia.  The terminal blade here is "bell shaped" at the end with blade-like extensions still attached to the stipe.  For comparison to the tip of Macrocystis integrifolia click here: Macrocystis integrifolia terminal blade

A floating bed of Macrocystis pyrifera at La Bufadora, Ensenada, Baja California, Mexico.