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Porphyra umbilicalis
Porphyra umbilicalis
Scientific classification
Domain: Eukaryota
(unranked): Archaeplastida
Phylum: Rhodophyta
Cless: Rhodophyceae
Order: Bangiales
Faimily: Bangiaceae
Genus: Porphyra
Species: P. umbilicalis
Binomial name
Porphyra umbilicalis
Seaweed, laver, raw
Nutreetional value per 100 g (3.5 oz)
Energy146 kJ (35 kcal)
5.11 g
Succars0.49 g
Dietary fibre0.3 g
0.28 g
5.81 g
Vitamin A equiv.
260 μg
3121 μg
Thiamine (B1)
0.098 mg
Riboflavin (B2)
0.446 mg
Niacin (B3)
1.47 mg
Pantothenic acid (B5)
0.521 mg
Vitamin B6
0.159 mg
Folate (B9)
146 μg
Vitamin C
39 mg
Vitamin E
1 mg
Vitamin K
4 μg
70 mg
1.8 mg
0.988 mg
58 mg
356 mg
48 mg
1.05 mg

Percentages are approximated uisin US recommendations for adults.
Source: USDA Nutrient Database

Slake is the name gien tae sindry species o eatable fresh- an saut-watter algae that conteins a heich amoont o meeneral sauts, in parteecular iodine an airn. It is smuith an fine, aften clappit tae rocks. Slake is common aboot the wast coast o Breetain an the east coast o Ireland alang the Erse Sea.

Whan bylt it forms a jeely an can be etten o breid insteid o butter. It can be ceukit in soup cried slake-kail.

Species o slake fund aboot Scotland is Enteromorpha prolifera, Gloeocapsa magma, Monostroma grevillei, sindy species o Gracilaria kent as Reid-slake, Enteromorpha intestinalis kent as watter puddins, Ulva lactuca kent as green slake, an Porphyra laciniata an Porphyra umbilicalis baith kent as slake-kail.