Green String Lettuce

Wednesday, February 24th, 2010

Enteromorpha linza

A Cluster of Green String Lettuce Surrounding a RockHolding Up Green String Lettuce and HoldfastGreen String Lettuce

Color: Green (Bright)
Shape: Irregular Blade
Texture: Smooth
Size: Up to 20”
Zone: Intertidal
Range: Alaska to Mexico

Description: This bright green seaweed is thin, long and narrow, and ruffly at the edges. The blades are around an inch wide and are attached at the base to a small holdfast. Prefers sheltered areas.

Edibility: Edible

Distinctive characteristics: Technically, this seaweed is a tube that has been flattened. You may be able to detect the tube at the base before it becomes a flat blade.

Collection notes: Be sure the area is free of pollutants.

Phylum: Chlorophyta (Green Algae)
Previous names: Ulva linza
Similar species: Enteromorpha intestinalis, Ulva (Sea Lettuce) species

Bleach Weed

Wednesday, February 24th, 2010

Prionitis lanceolata

Color: Red (Purple)
Shape: Branching
Texture: Smooth
Size: 10–15”
Zone: Intertidal
Range: Alaska to Mexico

Description: Bleach weed is narrow at the base, then branches into flat blades, fringed irregularly with small blade-lets that seem to be attached at an angle with the main blade rather than flush. The holdfast is disc-shaped.

Edibility:

Distinctive characteristics: Smells like bromine.

Collection notes:

Phylum: Rhodophyta (Red Algae)
Previous names: Gelidium lanceolatum, Zanardinula lanceolata
Similar species: