Euchiton sphaericus, the star cudweed or tropical creeping cudweed, is a herb native to Australia, New Zealand, New Caledonia, Taiwan, Java, and Philippines.

It has become naturalized in a few places in the United States (Hawaii, California, Oregon).

[2][3] Euchiton sphaericus grows as an erect annual herb up to 80 centimetres (32 inches) high, forming a taproot.

[2][4] The species was first published as Gnaphalium sphaericum by Carl Ludwig Willdenow in 1809.

[5] Euchiton sphaericus is widespread in Australia, occurring in all 6 states plus Northern Territory and Norfolk Island.