Laminariaceae

Laminariaceae is a family of brown algal seaweeds, many genera of which are popularly called "kelp". The table indicates the genera within this family. The family includes the largest known seaweeds: Nereocystis and Macrocystis.

{| class="wikitable" |+ Laminariaceae genera ! Genus!!Authority!!Species |- |Arthrothamnus ||Ruprecht || 2 |- |Cymathere ||J. Agardh || 2 |- |Kjellmaniella ||Miyabe || 1 |- |Laminaria ||J.V. Lamouroux || 29 |- |Macrocystis ||C. Agardh || 1 |- |Nereocystis ||Postels & Ruprecht || 1 |- |Pelagophycus ||Areschoug || 1 |- |Postelsia ||Ruprecht || 1 |- |Pseudolessonia ||G.Y. Cho, N.G. Klochkova, T.N. Krupnova & Boo || 1 |- |Saccharina ||Stackhouse || 24 |- |Streptophyllopsis ||Kajimura || 1 |}