Can you get a closer shot of the leaves Ginger? If those narrow leaves belong to the plant, then it doesn't match Valerianella radiata.
Valerianella dentata has narrow leaves but the bases of the bottom leaves have some extra "arrows" for want of a better word.
http://luirig.altervista.org/s...
http://www.biolib.cz/cz/taxoni...
