Ivón Mercedes Ramírez Morillo (born 1965), Venezuelan botanist.

IPNI standard form: I.Ramírez

Taxon names authored

(List may be incomplete)

• 10 taxon names authored by Ivón Mercedes Ramírez Morillo

Publications

(List may be incomplete)

• Carnevali, G., Ramírez-Morillo, I.M., Romero-González, G.A., Vargas, C.A. & Foldats, E. 2003. Orchidaceae. Pp. 200–619 in Steyermark, J.A. (†), Berry, P.E., Yatskievych, K. & Holst, B.K. (eds.), Flora of the Venezuelan Guayana, Vol. 7, Myrtaceae–Plumbaginaceae. Missouri Botanical Garden Press, St. Louis. ISBN 0-930723-13-9. Reference page. 
• Ramírez Morillo, I.M. & Nah, C.F.J. 2012. Hechtia aquamarina, a new name for Hechtia pueblensis I. Ramírez & Jiménez. Phytotaxa 48: 33. DOI: 10.11646/phytotaxa.48.1.5 ResearchGate Reference page. 
• Pinzón, J.P., Ramírez Morillo, I.M. & Carnevali, G. 2012. The re-establishment of Tillandsia cucaensis (Bromeliaceae), a good species formerly confused with a new species from the Gulf of Honduras. Phytotaxa 61: 1–16. DOI: 10.11646/phytotaxa.61.1.1 Reference page.