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Genus (i.e. Fucus)
Species (i.e. Gardneri)
Common Name (i.e. Rock Weed)
Phylum (i.e. Ochrophyta)
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Northern Sea Hair
Urospora neglecta
Authority:
(Kornmann) Lokhorst & Trask
North Pacific Distribution:
Arctic Ocean, Bering Sea and Aleutian Is., Alaska, to Washington.
Phylum:
Chlorophyta
Class:
Ulvophyceae
Order:
Ulotrichales
Family:
Acrosiphoniaceae
Former Scientific Names:
Hormiscia neglecta
Description: Thallus is an unbranched filament with a single file of cells (uniseriate) that can reach at least 3.0 cm (1.2 in) in length. The multinucleate cells of the filament are squat, quadrate, or barrel-shaped, 13-70 mm diameter (average 40 mm) and 18-50 mm long (average 31 mm) and have a reticulate chloroplast. The holdfast has relatively few (<5) rhizoids. Habitat:  The species is found on bedrock, boulder and cobble in the mid to high intertidal zone in spring and early summer in semi-protected to semi-exposed habitats. Similar taxa:  Rosenvingiella, Ulothrix.

Detailed Description >> by Louis A. Hanic

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