蛍撫子

Literally, “firefly pink”, 蛍(ほたる) (hotaru, “firefly”) + 撫子(なでしこ) (nadeshiko, “pink”)

蛍撫子(ほたるなでしこ) or 蛍撫子(ホタルナデシコ) • (hotarunadeshiko) 

1. Dianthus knappii

As with many terms that name organisms, this term is often spelled in katakana, especially in biological contexts (where katakana is customary).