Here is IrisDachi first

She is based off a Axis Deer

Her main power is shoot a beam that crystallizes whatever it hits

Here is PansyDachi 

This girl can breath fire like a dragon but it can turn blue if strong enough 

She based off a Jersey Bull

 And finally ButtercupDachi 

She can shoot light that vaporize her victim 

She based off Miniature Belted Galloway Cow

Only the royalty of the species have flowers floating above there heads. 

Wherever the Daichihydra walk the plant they are named after will grow Wherever they walk. IrisDachi is obviously the main queen head