Juan Ismael Calzada is a Mexican botanist and collector. Dr Calzada is credited with the discovery of the elm '' Ulmus ismaelis'', named in his honour.

Partial works

* ''El estropajo''. Xalapa Instituto Nacional de Investigaciones sobre Recursos Bioticos. 1982. INIREB informa 52

References

Year of birth missing (living people) Living people Mexican botanists National Autonomous University of Mexico Place of birth missing (living people) {{Mexico-botanist-stub