Vol. 4 No. 20 (1909): Volume 4

Articles

• A BOTANICAL PHYSIOLOGIST OF THE EIGHTEENTH CENTURY

  Francis Darwin (Author)

  241-244

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• AERIAL ROOTS OF TIBOUCHINA MORICANDIANA, BAILL.

  Bertha Chandler (Author)

  245-250

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• NOTE ON ABNORMAL SPOROCARP OF SALVINIA NATANS

  Alfred J Gray (Author)

  251-252

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• ABNORMAL PROTHALLI OF PINUS SYLVESTRIS

  Mary Bartholomew (Author)

  253-255

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• PRELIMINARY REPORT ON SPECIMENS OF SILICIFIED WOOD COLLECTED BY JOHN MUIR, ESQ., AT ADAMANA, NEAR HOLBROOK, ARIZONA, U.S.A.

  W T Gordon (Author)

  257-258

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• A NEW DISEASE OF PICEA

  A W Borthwick (Author)

  259-261

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• FROST CANKER OF PICEA SITCHENSIS (TRAUTV. ET MEY.), THE MENZIES SPRUCE

  A W Borthwick (Author)

  263-265

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• ABNORMAL BRANCHES OF PRUNUS AVIUM

  A W Borthwick (Author)

  267-269

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