@article {5511, title = {Raimondia, a new genus of Annonaceae from Colombia}, journal = {Contributions from the United States National HerbariumContributions from the United States National Herbarium}, volume = {16}, number = {5}, year = {1913}, note = {161}, pages = {217-219; pl. 52-53}, 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 {5513, title = {Annona sericea and its allies}, journal = {Contributions from the United States National HerbariumContributions from the United States National Herbarium}, volume = {16}, number = {10}, year = {1913}, note = {010}, pages = {263-276; pl. 85-99}, 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.} }