This is Grassleaf Starwort pack created in Blender. It includes 5 different models in real world scale (32cm-53cm). It comes in following formats:

.blend

.dae

.fbx

.obj

The blender file has the shaders set up, so it's ready to render using Cycles. The title image is not included.

It also comes with set of 4K .png maps:

base color

roughness

normal

opacity

translucency