Requires Unity 3.5.7 or higher.
This package contains 26 unique tropical vegetation models (63 in total, counting all LOD stages). There are models with 1-sided foliage polygons for the nature ambient occlusion shader and 2-sided foliage models to use the standard transparent cutout shaders. Additional spec and normal maps are available.
A sample scene is included and can be seen as an animated video here.