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Genus (i.e. Fucus)
Species (i.e. Gardneri)
Common Name (i.e. Rock Weed)
Phylum (i.e. Ochrophyta)
All of the above
Witch's Hair
Desmarestia aculeata
Authority:
(Linnaeus) J.V. Lamouroux
North Pacific Distribution:
Bering Sea and Aleutian Is., Alaska, to northern Washington; Russia.
Phylum:
Ochrophyta
Class:
Phaeophyceae
Order:
Desmarestiales
Family:
Desmarestiaceae
Former Scientific Names:
Fucus aculeatus, Desmarestia intermedia
Description: The medium brown to almost black thallus is coarse with cylindrical to slightly flattened branches arranged in an alternate pattern and a discoidal holdfast. The main axis is stiff and up to 5 mm (0.2 in) wide, and the whole individual can be up to 2 m (6.5 ft) tall. Habitat: This perennial is found on rock (including cobble) in the low intertidal to subtidal zones from protected to semi-exposed habitats. Similar taxa: Chordaria.

Comments:
Oregon record not verified.

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