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Taxonomy of Gentianella (Gentianaceae) in Mexico
Vol 70, Page 1
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Nama quiexobranum (Hydrophyllaceae): a new species from Oaxaca, Mexico
Vol 70, Page 21
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A classification of the Ranunculaceae with special reference to the western hemisphere
Vol 70, Iss 1, Page 24
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Ceanothus ophiochilus (Rhamnaceae): a distinctive, narrowly endemic species from Riverside County, California
Vol 70, Page 28
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A new species of Coreocarpus (Asteraceae -Coreopsideae) from Mexico State, México
Vol 70, Iss 1, Page 42
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A new gypsophilic species of Mirabilis (Nyctaginaceae) from Nuevo Léon, México
Vol 70, Iss 1, Page 44
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Studies on Mikania (Compositae: Eupatorieae) -XVII: Two new species from Minas Gerais, Brazil
Vol 70, Iss 1, Page 47
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A new Pitcairnia (Bromeliaceae) from Peru
Vol 70, Page 52
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Solidago durangensis (Asteraceae:Astereae), a new species from México
Vol 70, Iss 1, Page 58