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Laminaria setchellii

P.C.Silva
Phylum
Ochrophyta
Class
Phaeophyceae
Order
Laminariales
Family
Laminariaceae

Laminaria setchellii

Southern stiff-stiped kelp

Authority
P.C.Silva
Thallus is medium to dark brown with a branched holdfast (haptera), a rigid, erect stipe up to 80 cm (2.7 ft) long with microscopic mucilage ducts well inside the stipe tissue, and a thick blade up to 80 cm (31 in) long and 25 cm (10 in) wide. The blade is deeply split almost to the base, forming nearly uniform segments.

Habitat

This perennial is found on rock in the extreme low intertidal and upper subtidal and prefers exposed habitats.

North Pacific Distribution

Kodiak Archipelago, Alaska to Baja California, Mexico

Former scientific names

Hafgygia andersonii, Laminaria andersonii

Similar taxa

Hedophyllum dentigerum, Hedophyllum nigripes

References

Last updated December 26, 2010

Photos