Rhopalosiphoninus latysiphon, the bulb-and-potato aphid, is a species of aphid. It is a true bug that feeds on tulip and gladiolus bulbs, potatoes, and the roots of a variety of different plant species. However, it is noted that these subspecies are possible synonyms.
There are two described subspecies of Rhopalosiphoninus latysiphon:
However, it is noted that these subspecies are possible synonyms.