[6] A later study suggested that all the sampled Pseudognaphalium species arose within Helichrysum as did Anaphalis, Achyrocline and Humeocline.

[7] Subsequent phylogenetic studies showed that Helichrysum, Anaphalis and Pseudognaphalium formed a clade, but retained these genera.

In general it is considered naturalised in North and South America, and native to every other continent except Antarctica.

In Vietnam, the plant is used as a food ingredient, such as in the rice cake banh khuc.

It has also been used in traditional medicine of the region, as a diuretic, hemostatic, antipyretic, for the treatment of cough, and for pain relief.