plant barley barley
barley black oak black oak black oak
black tupelo black tupelo cactus dead tree
desert bush desert bush cottonwood cottonwood
cottonwood cottonwood cottonwood larch
fanpalm fir poplar poplar
poplar palmtree palm tree aspen
fern fern rush sassafras
sassafras sassafras shave grass tamarack
wheat wheat wheeping willow trees
All    Ancient    Architecture    Animals    Furniture    Guns    Misc    Plants    Terrain    Vehicles
1    2    3    4   5
1    2    3    4   5

Free the models is a site that offers free 3d models in 3ds, bryce, poser, lightwave, md2 and unity3d format. Also a great collection of textures to use in your favorite modelling and rendering program.
All the content is free for any use.