English: Sea palm; Palm seaweed.
Clades:
Laminariaceae;
Laminariales;
Phaeophyceae;
Ochrophyta;
Heterokontophyta;
Archaeoplastidae;
Plants;
Kingdoms.
Region: western coast of North America.
Habitat: rocky shores with constant waves, intertidal place, high intertidal but also very wave swept!
Content: pigments chlorophyll a, chlorophyll c, fucoxanthin, and carotenes in photosynthesis; alginate in cell walls; laminarin and mannitol for storage.
BotanyWeed, grow atop highly-exposed and surf-crashed rocks; like a palm; in clusters of 100-200 plants; up to 70 cm tall.
Stem: tall; branchless; mop-top of fronds, hair wildly in all directions; extremely flexible.
Root: holdfasts; knobby; tough.
Leaves: blades frayed towards the tips, bluntly rounded forked; looks like they can keep growing from the stipe end; stipes are thick, succulent, smooth, shiny, shiny, glory, brilliant, extremely flexible, hollow in the center; limpets on many of the stipes; bright yellow-green, olive; no discernable taste or smell, smell of fresh air; blades with ridges in parallel lines the entire blade length, small teeth or serrations, much darker green than the holdfast and stipe; rubbery.