The 64-bit libraries for SpeedTree Modeler 5.1 are compatible with:
Pine, spruce, fir, and cedar. These include snow-covered variations and proper trunk taper algorithms. speedtree modeler 51 with libraries 32bit 64bit
Compatible with mental ray, V-Ray, and Arnold via standard mesh exports. If you need help utilizing this specific version, tell me: Your targeted game engine or rendering software The 64-bit libraries for SpeedTree Modeler 5