Sagina nodosa

Sagina nodosa

Sagina nodosa (L.) Fenzl.
Engl.: knotted pearlwort.
Deu.: Knotiges Mastkraut.
Suom.: nyylähaarikko.
Sven.: knutnarv.

I have no articles for this botanical term, but there might be some for the next level down (if found).