Robert Crichton Foster1904BooksAlliorum adhuc cognitorum monographiaDates of publication of the journal LinnaeaStudies in the IridaceaeA cyto-taxonomic survey of the North American species of IrisStudies in the flora of BoliviaA catalogue of the ferns and flowering plants of BoliviaChromosome number in Acer and StaphyleaAuthor data: Open Library