A species of nostoc is largely consumed in China as an ingredient in soup.
The alg referred to were according to Euler of the nostoc type.
Or we've arrived at one of the oldest of the exclusionists' conventions—or nostoc.
They are gelatinous, and have something of the appearance of nostoc, in aspect as well as in minute structure.
Colonies of nostoc are constantly found living in some of the mucilage slits which then become enlarged.
The ventral surface bears flat scales in addition to the concave scales which, as mentioned above, are inhabited by nostoc.
nostoc does not require sugar, since it can produce that compound from the CO2 of the air by the activity of its chlorophyll.
Modern naturalists place it in the class cryptogamia, and give it the name of Tremella nostoc.
Colonies of nostoc are constantly found in the Anthocerotaceae and in Blasia.