X-Ray Fluorescence Ionomics of Herbarium Collections

by van der Ent, Antony, Echevarria, Guillaume, Pollard, Joseph, Erskine, Peter D.

Phylogenetic and geographic distribution of nickel hyperaccumulation in neotropical Psychotria

by McCartha, Grace L., Taylor, Charlotte M., van der Ent, Antony, Echevarria, Guillaume, Navarrete Gutiérrez, Dulce M., Pollard, Joseph