John H. Wiersema
| Title | Dr. |
| First Name | John H. |
| Last Name | Wiersema |
| Organisation | Botany Department |
| Department | NMNH - MRC 166 |
| Function | Smithsonian Institution |
| Address |
P.O. Box 37012 DC 20013-7012 Washington US |
| Phone | +1 410 570 2908 |
| wiersemaj@si.edu |