div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Inverted Vascular Bundles in the Leaf of the Thurniaceae src=https:reader031fdocumentsinreader031viewer2022020523575068231a28ab0f07aec4dfhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp© 1963 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Inverted Vascular Bundles in the Leaf of the Thurniaceae src=https:reader031fdocumentsinreader031viewer2022020523575068231a28ab0f07aec4dfhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divp© 1963 Nature Publishing Grouppdiv