-All mushroom gals can be tamed with cookies and rotten flesh

Overworld:


   

Brown (Boletus) Mushrom Gal

-Can be found in overworld forests
-has different skins depending on biome she spawns in (Ruby - coniferous, Scarletina - spooky, Orange birch - birch forest, default - anywhere else)
-Gives mushroom stew when right clicked with bowl
-Plants Brown Mushrooms on Grass, Podzol and Mycelium

 Red (Fly Agaric) Mushrom Gal

-Can be found in: overworld forests (except coniferous)
-Gives Poison stew when right clicked with bowl (Poisonous effect)
-plants Red Mushrooms on Grass, Podzol and Mycelium

Yellow Amanita Mushrom Gal

-Can be found in: coniferous biomes
-Gives Poison stew when right clicked with bowl (Poisonous effect)
-plants Red Mushrooms on Grass, Podzol and Mycelium
- has rare "bleeding tooth fungus" skin variant

Ink Cap Mushrom Gal

-Does not spawn naturally anymore, player has to find an ink cap mushroom to summon her with genesis powder
-Gives mushroom stew when right clicked with bowl
-plants Ink Cap Mushrooms on Grass, Podzol and Mycelium

Snowball Mushrom Gal

-Can be found in: Ice spikes, snowy tundra
-Spits cold liquid at enemies which freezes and slows them down
-Can walk on powder snow
-Gives Snowball stew when right clicked with bowl (chilly effect)
-Plants Snowball Mushrooms on Snow and Mycelium

Nether:

Crimson Mushrom Gal

-Can be found in Crimson forest
-Gives Nether stew when right clicked with bowl (fire resistance effect)
-plants Crimson Fungi on Crimson Nylium

Warped Mushrom Gal

-Can be found in Warped Forest
-Gives Nether stew when right clicked with bowl (fire resistance effect)
-Plants Warped Fungi on Warped Nylium

Soul Wanderer Mushrom Gal

-Can be found in Soul Sand Valley
-Tamed with rotten flesh, cookies and nether wart
-Gives Soul Wanderer's stew when right clicked with bowl (Soul Wanderer's touch effect)
-Inflicts wither effect on damaged enemies while also receiving regeneration.
-Deals massive damage to undead mobs
-Can plant Soul Wanderer Fungi on Soul Sand and Soul Soil

Infernal Mushrom Gal

-Can be found in Nether Wastes
-A bit stronger than both Brown and Red
-Can be summoned by using powder of genesis on red or brown mushroom in nether
-Gives Nether stew when right clicked with bowl (fire resistance effect)
-Can plant both brown and red mushrooms on any solid block

Molten Mushrom Gal

-Can be found in Basalt Deltas
-Sets enemies on fire
-Gives Molten stew when right clicked with bowl (blazing effect)
-Can cook vanilla food items when right clicked with food in hand
-Can plant Molten Fungi on Magma, Basalt and Black Stone

End:


 

Ender Puffball Gal / Airborne Ender Puffball

-Can be found in Puffball Forest
-Can puff up to jump higher and fall slower (Airborne subspecies is flying)
-Gives Puffball stew when right clicked with bowl (puffy effect)
-Can plant Ender Puffballs on End Stone
-Hates globberie 

Effects guide:

Poisonous - makes player poison enemies they attack or enemies that attack them, as well as prevents player from getting poisoned.

Chilly - makes player freeze and slow down enemies they attack, as well as prevents player from freezing.

Blazing - makes player immune to fire and sets attacked enemies on fire

Soul Wanderer's touch - inflicts wither effect to attacked enemies, while giving player short regeneration, and also makes player immune to wither effect

Puffy - gives player high jump boost as well as slow falling

-If you can't find the mushroom gal you want, you can craft Genesis Powder, using a Warped Fungus, Bonemeal and a Golden Apple. Right-click on a fungus while holding it, to turn it into a mushroom gal

Mandragora

-Spawns in forests, flower forests and meadows. if you find a mandrake plant on ground, use bonemeal to summon the mob.
-They can bless you with various effects if you feed them. If you tame them, feed them:
-cookies for regeneration
-Bone meal for strenght
-Clay for luck
-Water for health boost
Don't hit them though because their scream will give you a lot of negative effects

Fruity Mandragora

-Can be found in structures generating on top of Lush Caves and in Flower Forest
-tamed with Glow Berries
-Can plant Glow Berry Bushes on any solid block if light level equals zero
-They can bless you withmany effects. If you tame them, feed them:
•glow berries for regeneration night vision 👁️
•Bone meal for strenght 💪
•Clay for luck 🍀
•water bucket for haste ⛏️
-Hitting one causes them to scream and give you tons of negative effects.

Gourdragora

-Can be found in Plains and Sunflower Plains
-Inflicts slowness, nausea and weakness on enemies when damaged (once in 15 seconds).
-inflicts poison on attack
-Tamed ones can be carved using shears
-tamed with cake and bonemeal
-when health drops to 3 or less, receives regeneration
-if their owner's hunger bar drops bellow 11 points, they will sometimes drop pumpkin pie for them 
-comes in 3 sizes
-bigger ones are rarer

Jack'o Gourdragora

-Can be found in Dark Forest, only during October
-Inflicts slowness, nausea and weakness on enemies when damaged (once in 15 seconds).
-sets enemies on fire and inflicts poison on attack
-tamed with cake and candies
-when health drops to 3 or less, receives regeneration
-if their owner's hunger bar drops bellow 11 points, they will sometimes drop pumpkin pie for them
-comes in 3 sizes
-bigger ones are rarer

     


Wisps

-Can be found in Dark Forest, Dark Forest Hills and Swamp
-tamed with gold ingots, gold nuggets and raw gold
-Will follow you if you have a Golden Nugget/Ingot/Block in hand
-Blue drops Diamond, Green drops Emerald, Yellow drops Gold when killed
-Wisps can insta-kill Vexes and deal additional damage to undead mobs.

 
Spook

-Can spawn when breaking Urns without silk touch.
-Rare pink variant can also spawn, this one can be tamed with melon, sweet berries or spectral cake. (designed by CalamityCentral)
-Tamed with Spectral Cakes
-Follows you with Soul Lantern in hand
-Wild ones are HOSTILE
-Makes attacked mobs levitate when tamed

Blue Slime girl

-can be found in tower structure, generating in dark forests and swamps
-tamed with slimeballs
-can swallow every mob that is not bigger and wider than 2 blocks
-swallowing a mob gives her temporary regeneration, instant healing and absorbtion effects

Honey Slime girl

-absolutely harmless species
-can be found in bee girl nest structure, generating in flower forests, savannas and cherry groves
-tamed with sugar and honeycomb
-can when fed honey block their mass increases. In that state they can be shrunk by using empty bottle on them or hitting them (and receive honey slime bottle) with a sword (which splits them into two)

Purple Slime girl

-can be found in puffball forests
-tamed with chorus fruit
-shoots bubbles at enemies which cause teleportation on contact
-when low on health, they balloon and float a few blocks above ground, while regenerating

End variants:

   

Bee Girl

-Can be found in flower forests,  meadows, cherry groves and savannas
-collects honey from flowers. When she getch chunky, player can collect honey by right clicking her with empty bottle. 
-tamed with dandelion and honeycomb
-give her cornflower to make her stop looking for nectar, and poppy to get back to looking for nectar
-spawns from broken bee cocoons

End variants:

Bee Queen

-Can be found in Bee girl nest structures in flower forests, cherry groves and savannas
-Wild ones can't be tamed. They can trade flowers for various items such as cocoons or royal jelly
-can be spawned by right clicking with royal jelly bottle on a cocoon
-Queens hatched from cocoons can be tamed with dandelion and honeycomb
-Queen will summon nearby untamed bee girls to aid her in battle

Globberie

-Can be found in Puffball Forest 
-Shoots hot glue at enemies, if her projectile hits the ground, it leaves a puddle of goo which slows down entities that walk on it
-tamed with ender puffball and ender willow fruit
-spawns from broken cocoons
-comes in variants

Maiden of The Skies

-Spawns in Glistering Swamp
-Tamed with Enderder Willow's fruit
-Can be ridden and controlled if player holds an ender willofw fruit
-Monster girls can ride it too

Puffball forest:

Glistering Swamp: