1. Graduate Program in Agronomy, Federal University of Santa Maria, Santa Maria, RS, Brazil
2. Federal University of Santa Maria, UFSM, Cachoeira do Sul, RS, Brazil
3. Graduate Program in Pharmaceutical Sciences, Federal University of Santa Maria, Santa Maria, RS, Brazil
4. Undergraduate in Forest Engineering, Federal University of Santa Maria, Santa Maria, RS, Brazil
5. Undergraduate in Agronomy, Federal University of Santa Maria, Santa Maria, RS, Brazil
6. Department of Botany, National Museum of Natural History, Smithsonian Insitution, Washington, DC, USA
7. MEES Program, College of Computer, Mathematical, and Natural Sciences, University of Maryland, College Park, MD, USA