Where does “leptophloem” come from?

leptophloem (English) comes from English lepto-, from Ancient Greek λεπτός, from Ancient Greek -τός, from Proto-Indo-European -tós — Creates verbal adjectives from verb stems.

leptophloem (English): phloem, for storage or conduction of food material

Definitions

phloem, for storage or conduction of food material

Ancestry of “leptophloem”, step by step

Step	Language	Word	Meaning
1	English	lepto-	thin, fine, narrow, slender; lepton
2	Ancient Greek	λεπτός	peeled, husked; fine-grained; thin, lean
3	Ancient Greek	-τός	creates verbal adjectives of possibility, either...
4	Proto-Indo-European	-tós	Creates verbal adjectives from verb stems

Every word from Proto-Indo-European -tós →Every word from Ancient Greek -τός →Every word from Ancient Greek λεπτός →