The newest Botania version (Botania-1.16.4-413) breaks the JEI recipes for the Mana Infuser the recipes will still work but it doesn't show in JEI.
With Botania-1.16.4-411 this doesn't happen.

Other mods used:
Minecraft 1.16.5
Forge 36.0.46
MythicBotany-1.16.3-1.2.5
curios-forge-1.16.5-4.0.5.0
jei-1.16.4-7.6.1.71
LibX-1.16.3-1.0.17
Patchouli-1.16.4-50