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The genera of Pontederiaceae in the southeastern United States
Volume 68, Page 35
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The genera of Cinchonoideae (Rubiaceae) in the southeastern United States
Volume 68, Page 137
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The genera of Alysseae (Cruciferae; Brassicaceae) in the southeastern United States
Volume 68, Page 185
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The Buxaceae in the southeastern United States
Volume 68, Page 241
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The Zannicheliaceae in the southeastern United States
Volume 68, Page 259
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Taxonomic and nomenclatural notes on the genus Mimosa (Leguminosae)
Volume 68, Page 309
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Taxonomic studies in Freziera (Theaceae), with notes on reproductive biology
Volume 68, Page 323
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Armoracia lacustris (Brassicaceae), the correct name for the North American Lake Cress
Volume 68, Page 357
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The genera of Cyperaceae in the southeastern United States
Volume 68, Page 361
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Archiatriplex, a new chenopodiaceous genus from China
Volume 68, Page 461