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Ascophyllum nodosum
knotted wrack brown algae
Ascophyllum nodosum Fucaceae
common names
  knotted wrack
  Norwegian kelp
  knotted kelp
  egg wrack
accepted scientific name
  Ascophyllum nodosum (L.) Le Jolis
rules for finding collection records
  Ascophyllum nodosum (2547)
family name
Image Author: ©2011 Phil Pullen
Image License: Author's permission
Image Source
Category: Seaweed
Seaweed Category: Brown Algae
Plant Observed All Year

How Likely at this Location (46%)
Name Match (100%)
Plant Showiness (27%)
Links to Plant Descriptions
TheSeaweedSite (4)
Links to Plant Photos
Wikimedia Commons (37)
Norwegian Seaweeds (8)
FloraFinder (4)
Cal Photos (1)
base map where plant found
mag select

Salt Marsh
grid lines base