There is a Legacy version
here.
Fungal Infestation
[two-actions] Spell 2Concentrate Fungus Manipulate Poison Source Player Core 2 pg. 245Traditions primalRange touch;
Area 15-foot cone
Saving Throw Fortitude;
Defense Fortitude
Toxic spores swarm over creatures in the area, causing them to erupt in grotesque fungal growths. These noxious growths deal 2d6
persistent poison damage, and each creature must attempt a Fortitude save.
Critical Success The creature is unaffected.
Success The target takes half the persistent poison damage.
Failure The target takes the full persistent poison damage. While it's taking this persistent poison damage, it has weakness 1 to fire and weakness 1 to slashing.
Critical Failure As failure, but double the persistent poison damage. While it's taking this persistent poison damage, it has weakness 2 to fire and weakness 2 to slashing.
Heightened (+2) The persistent damage increases by 2d6, and the weakness increases by 1, or by 2 on a critical failure.