CGAXIS plants collection volume 1 contains 20 high detail models of plants compatible with 3ds max 2008 or higher and many others.
*.fbx without materials and textures
*.obj without materials and textures
*.max (V-Ray) – 3ds max 2008 (or higher) + V-Ray with materials
*.max (Mental ray)
*.c4d (Cinema 4D) with materials and textures
Zip file contains only VRAY format, MAPS & RENDERS.