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Flowers of the field - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1911)

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Flowers of the field. Rev. throughout and edited by Clarence Elliott. With an appendix including the Pipe-wort tribe (Eriocauleae) the Sedge tribe (Cyperaceae) and the Grass tribe (Gramineae) - Johns, C. A. (Charles Alexander), 1811 -1874 (G. Routledge)

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gan su zhi wu zhi - lian yong shan sun kun (gan su ke xue ji shu chu ban she, 2005)

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