Assertion: black salsify | /r/MadeOf | the glycosides asparagine
Facets:
Source sentences:
text: The black salsify is considered nutritious: it contains proteins, fats, the glycosides asparagine, choline and laevulin, as well as minerals such as potassium, calcium, phosphorus, iron, sodium, and vitamins A, B1, vitamin E and vitamin C.