Hi
Textures are not imported correctly.
The leaf is imported upside down.
This can be understood if you open the model in other applications.
https://drive.google.com/file/d/1-aTDHwlIvZhZY7RVeTcOy5WcILBdpfy1/view?usp=sharing

such a rounding is possible? (right 2 pictures)

You make not symmetrical angle?

Tell me how to make a dense and clipping like this:

Inside the leaves do not want to not load.