BioStor
 | IV.—Description of two new species of Carabus from Asia T Tatum (1847) Annals And Magazine of Natural History 20: 14-15 |
 | III.—Notice of plants collected in the line of the Rideau Canal, Canada West Philip Whiteside Maclagan (1847) Annals And Magazine of Natural History 20: 11-14 |
 | Report on the flora of western and southern Texas V Havard (1885) Proceedings of The United States National Museum 8: 449-533 |
 | Discovery of the genus |Crataepus|, Förster in America, and the description of a new species W H Ashmead (1892) Canadian Entomologist 24: 309-310 |
 | A Flora of the chrome and manganese ore piles at Canton, in the Port of Baltimore, Maryland and at Newport News, Virginia, with descriptions C R Reed (1964) Phytologia 10: 321-406 |
 | Distributional additions for some Illinois vascular plants R M Henry and A R Scott (1986) Phytologia 60: 159-170 |
 | Vascular flora of Buenos Aires National Wildlife Refuge (including Arivaca Cienega), Pima County, Arizona S P Mclaughlin (1992) Phytologia 73: 353-377 |