caulo-, cauli-, caul-

(Greek > Latin: stem, stalk)

folicaulicoline (adjective), more folicaulicoline, most folicaulicoline
folicaulicolous (adjective), more folicaulicolous, most folicaulicolous
A reference to that which grows on leaves and stems: "Certain fungi and lichens are folicaulicolous inhabitants on plants."
kohlrabi