Where does “Umbelliferae” come from?

Umbelliferae (Translingual) comes from Latin umbella, from Latin -lus, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

Umbelliferae (Translingual): family; the carrot family: aromatic plants having inflorescences called umbels}}

Definitions

family; the carrot family: aromatic plants having inflorescences called umbels}}

Ancestry of “Umbelliferae”, step by step

Step	Language	Word	Meaning
1	Latin	umbella	A sunshade, parasol, or umbrella
2	Latin	-lus	Alternative form of -ulus; diminutive suffix
3	Proto-Italic	-elos	Forms desubstantival and deadjectival diminutive nouns
4	Proto-Indo-European	-e-lós	—
5	Proto-Indo-European	-lós	Forms agent nouns from verbal roots

Every word from Proto-Indo-European -lós →Every word from Latin -lus →Every word from Latin umbella →