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Table 2 Number of kelp genera in each of 11 world marine regions

From: The biogeography of kelps (Laminariales, Phaeophyceae): a global analysis with new insights from recent advances in molecular phylogenetics

Family OKHO JAPK ALSK TNEP ARCT TNWA TNEA TSAM SOCE TSAF AUST
Akkesiphycaceae 0 1 0 0 0 0 0 0 0 0 0
Chordaceae 1 1 1 1 1 1 1 0 0 0 0
Pseudochordaceae 0 1 0 0 0 0 0 0 0 0 0
Alariaceae 1 3 5 4 1 1 1 0 0 0 0
Costariaceae 2 2 4 5 1 1 0 0 0 0 0
Laminariaceae 9 3 6 6 2 2 2 2 1 2 1
Lessoniaceae 0 3 0 3 0 0 1 2 1 1 2
Total genera 13 14 16 19 5 5 5 4 2 3 3
% Age of world genera 39.4 42.4 48.5 57.6 15.2 15.2 15.2 12.1 6.1 9.1 9.1
  1. Values of more than 35% of the world’s genera are highlighted