This is certainly an interesting plant. It used to be known as a weed and as kids we knew not to mess with the seeds. Here are some pictures of what it looks like.
Biodiesel SA
Also, I believe that it does not act agressively as an 'invasive species', but kinda stays around where it is planted. It apparently does well on marginal soil and if the soil is well managed, the soil quality improves after planting.
Uhm... may the DR government be kind to you and I hope this is a success.