| Annals of the Tsukuba Botanical Garden | date of publication | 
              
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                | Annals of the Tsukuba Botanical Garden Volume 25 | December 2006 | 
              
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                |  | Tanaka,N., Y.Ito and K. Uehara: | P.1 | 
              
                |  | Distribution and new Localities of Zannichellia palustris L.(Zannichelliaceae) in Japan |  | 
              
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                |  | Kokubugata,G., C.-I. Peng and D.A. Madulid: | P.7 | 
              
                |  | Chromosome Number of Lobelia nummularia (Campanulaceae) in Taiwan and the Philippines |  | 
              
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                |  | Saito, Y. and G. Kokubugata: | P.11 | 
              
                |  | Mapping 45S Ribosomal DNA on Somatic Chromosomes of two Disporum Species (Liliaceae) in Japan |  | 
              
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                |  | Iwashina, T.: | P.17 | 
              
                |  | Flavonols from the Aerial Parts of two Aztekium and three Ariocarpus Species (Cactaceae) |  | 
              
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                |  | Galania,I. A.: | P.25 | 
              
                |  | Epiphytic Lichens of Vladivostok Botanical Garden (Primorskii Krai, Russia) |  |