Plz!!..anyone help me!!

I need to make a school work about "Vegetal Embryonic Development" and i
cant find anything about it. I try google but all is about Animal
Development. If anybody has something about this...plz!

The information can be in english, portuguese or spanish. Any link, book
recomendation or a write text can help. I realy need it... if u have
anything send to my mail!(kaz_rag[at]REMOVEhotmail[dot]com)

And, by now, thx for the attention.