Where does “*lappācea” come from?

*lappācea (Vulgar Latin) comes from Latin lappaceus, from Latin lappa, from Proto-Indo-European leb- — to hang down loosely; lip; lick.

Ancestry of “*lappācea”, step by step

StepLanguageWordMeaning
1Latinlappaceusburlike
2Latinlappaburdock
3Proto-Indo-Europeanleb-to hang down loosely; lip; lick

Words derived from “*lappācea

Every word from Proto-Indo-European leb-Every word from Latin lappaEvery word from Latin lappaceus