Rumex areticus (Polygonaceae), or Rumex articus
Sourdock, young leaves (Alaska Native) per 100 grams
Protein g 2.30
Total lipid (fat) g 0.70
Carbohydrate, by difference g 6.50
Minerals
Calcium, Ca mg 2
Iron, Fe mg 0.80
Phosphorus, P mg 55
Vitamins
Vitamin C, total ascorbic acid mg 68.0
Thiamin mg 0.090
Riboflavin mg 0.540
Niacin mg 1.100
Vitamin A, IU IU 11900
source