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knotted wrack
Ascophyllum nodosum
Ascophyllum nodosum
knotted wrack brown macroalgae
Ascophyllum nodosum Fucaceae
--more--
common names
  knotted wrack
  rockweed
  Norwegian kelp
  knotted kelp
  egg wrack
accepted scientific name
  Ascophyllum nodosum (L.) Le Jolis
rules for finding collection records
  Ascophyllum nodosum (2548)
family name
  Fucaceae
Image Author: ©2011 Phil Pullen
Image License: Author's permission
Image Source

Category: Seaweed
Seaweed Category: Brown Algae
Plant Observed All Year

Plant Showiness (27%)
Links to Plant Descriptions
Wikipedia
TheSeaweedSite (3)
CalFlora.org
Links to Plant Photos
Wikimedia Commons (37)
Norwegian Seaweeds (8)
FloraFinder (4)
Cal Photos (1)
base map where plant found
mag select

Rocky
Salt Marsh
Desert
Aquatic
Riparian
Native Plant Status
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native Native
native Not Present