Flowering plants. These are half-parasites, ie. they only flower if their roots find a host. The seeds look rather a lot like ant pupae, and when they drop ants carry them off. This particular species is the prettiest of the lot. Mustila arboretum, Elimäki, Finland. Planted. 2000-07-03.Melampyrum nemorosum L. Deu.: Hain-Wachtelweizen. Suom.: lehtomaitikka. Sven.: natt och dag, svenska flaggan, lundkovall, svenske soldatenPersonal use? Non-commercial use? Commercial use? Read the Fine Print. Comments? Tell me.