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The families of flowering plants - Pollard, Charles Louis, 1872 -1945 (The Plant World Co, 1900)

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Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1855)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1872)

Flora cestrica: an herborizing companion for the young botanists of Chester County...Pennsylvania - Darlington, William, 1782 -1863 (Lindsay & Blakiston, 1853)

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Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1993)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1994)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1995)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1996)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1997)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1998)