Family

Agaraceae

Costaria costata. Photo: (c) Rebecca Johnson, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

Kelps are large brown algae seaweeds that make up the order Laminariales. There are about 30 different genera. Despite its appearance, kelp is not a plant since it is not made of more than one clearly differentiated tissue; it is a heterokont.

— Wikipedia

Subtaxa

Genus: Costaria

Where in Humboldt

Discussion

PLEASE SHARE YOUR THOUGHTS ABOUT AGARACEAE, ONE OF THE KELPS