Rhodophyta · Red Seaweed

Herpochondria borealis

(Ruprecht) Barros-Barreto & Maggs
Phylum
Rhodophyta
Class
Florideophyceae
Order
Ceramiales
Family
Ceramiaceae

Herpochondria borealis

Coarse sea lace

Authority
(Ruprecht) Barros-Barreto & Maggs
Thallus is profusely branched, dark red to golden brown, reaching 15 cm (6 in) tall. Primary branching is alternate, lateral branches are comblike (pectinate), and branch tips are forcipate. Branches are corticated, and the holdfast is rhizoidal.

Habitat

This perennial occurs on rock (occasionally on other algae, sometimes in tide pools) in the mid to low intertidal of semi-exposed habitats.

North Pacific Distribution

Aleutian Islands, Alaska to San Luis Obispo, County, California; Commander Islands, Russia

Former scientific names

Microcladia borealis

Similar taxa

Ceramothamnion pacificum

Last updated December 26, 2010

Photos