<img alt="" class="alignnone size-medium wp-image-44767" data-attachment-id="44767" data-comments-opened="1" data-image-meta='{"aperture":"2.2","credit":"","camera":"SM-J200G","caption":"","created_timestamp":"1529246345","copyright":"","focal_length":"3.3","iso":"50","shutter_speed":"0.00022002200220022","title":"","orientation":"6"}' data-image-title="20180617_143905" data-recalc-dims="1" height="225" src="https://i0.wp.com/microcosmos.foldscope.com/wp-content/uploads/2018/07/20180617_143905.jpg?resize=300%2C225&amp;ssl=1" width="300"/>
 
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 <img alt="" class="alignnone size-medium wp-image-44768" data-attachment-id="44768" data-comments-opened="1" data-image-meta='{"aperture":"2.2","credit":"","camera":"SM-J200G","caption":"","created_timestamp":"1529845771","copyright":"","focal_length":"3.3","iso":"50","shutter_speed":"0.0021978021978022","title":"","orientation":"6"}' data-image-title="20180624_130931" data-recalc-dims="1" height="225" src="https://i0.wp.com/microcosmos.foldscope.com/wp-content/uploads/2018/07/20180624_130931.jpg?resize=300%2C225&amp;ssl=1" width="300"/>
 <img alt="" class="alignnone size-medium wp-image-44769" data-attachment-id="44769" data-comments-opened="1" data-image-meta='{"aperture":"2.2","credit":"","camera":"SM-J200G","caption":"","created_timestamp":"1529246491","copyright":"","focal_length":"3.3","iso":"50","shutter_speed":"0.00034002040122407","title":"","orientation":"6"}' data-image-title="20180617_144131" data-recalc-dims="1" height="225" src="https://i0.wp.com/microcosmos.foldscope.com/wp-content/uploads/2018/07/20180617_144131.jpg?resize=300%2C225&amp;ssl=1" width="300"/>
 
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 <img alt="" class="alignnone size-medium wp-image-44766" data-attachment-id="44766" data-comments-opened="1" data-image-meta='{"aperture":"2.2","credit":"","camera":"SM-J200G","caption":"","created_timestamp":"1529843182","copyright":"","focal_length":"3.3","iso":"50","shutter_speed":"0.00022002200220022","title":"","orientation":"6"}' data-image-title="20180624_122622" data-recalc-dims="1" height="225" src="https://i2.wp.com/microcosmos.foldscope.com/wp-content/uploads/2018/07/20180624_122622.jpg?resize=300%2C225&amp;ssl=1" width="300"/>


 All these specimens were stained using food grade colour in place of saffranin. This was to encourage use of cheaper and easily available items.

Leaf epidermises showing stomata

Leaf epidermises showing stomata

Varun Joshi

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