milkweed in Finnish
milkweed in Finnish
kolmisädetyräkki
Euphorbia peplus and Euphorbia heterophylla, in order Malpighiales.
madari
Also of the genus Calotropis in order Gentianales, family Apocynaceae
silkkiyrtti
Principally of the genus Asclepias in order Gentianales, family Apocynaceae