@article {5518, title = {Proposed classification of the genus Rollinia, with descriptions of several new species}, journal = {Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences}, volume = {6}, year = {1916}, note = {167}, pages = {370-384}, author = {Safford, W. E.} } @article {5509, title = {Papualthia mariannae, a new species of Annonaceae from the island}, journal = {Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences}, volume = {2}, year = {1912}, note = {136}, pages = {459-463}, author = {Safford, W. E.} } @article {5512, title = {Chelonocarpus, a new section of the genus Annona, with descriptions of Annona scleroderma and Annona testudinea}, journal = {Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences}, volume = {3}, year = {1913}, note = {010}, pages = {103-109}, author = {Safford, W. E.} } @article {5514, title = {Pseudannona, a new genus of Annonaceae from the Mascarene Islands; together with notes on Artabotrys uncinatus and its synonymy}, journal = {Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences}, volume = {3}, year = {1913}, note = {015, 153}, pages = {16-19}, author = {Safford, W. E.} } @article {5517, title = {Rolliniopsis, a new genus of Annonaceae from Brazil}, journal = {Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences}, volume = {6}, year = {1916}, note = {168}, pages = {197-204}, author = {Safford, W. E.} } @article {5507, title = {The genus Annona: the derivation of its name and its taxonomic subdivisions}, journal = {Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences}, volume = {1}, year = {1911}, note = {010}, pages = {118-120}, author = {Safford, W. E.} }