fucaceous
/ˌfjuːkəˈsɪs, -ˈsɑːs/Definitions
1. adjective
resembling or containing fucus, especially in reference to the color; resembling or having the properties of fucus
“The fucaceous seaweed swayed gently in the ocean current.”
2. adjective
of or pertaining to Fucus, a genus of brown algae, or to its properties
“The fucaceous algae thrive in the shallow waters of the coastal area.”