Upperside, an area that looked dirty to the naked eye, probably fungal spores.
Difficult object to capture as under the scope its all one piece of orange colour! I angled the lamp so it was pointing down, most of the light blocked for some grazed lighting.
And the underside showing the pith and what looks like a vessel similar to xylem in plants.
Orange peel at 40X
Moderators: rjlittlefield, ChrisR, Chris S., Pau
Orange peel at 40X
Canon 5D and 30D | Canon IXUS 265HS | Cosina 100mm f3.5 macro | EF 75-300 f4.5-5.6 USM III | EF 50 f1.8 II | Slik 88 tripod | Apex Practicioner monocular microscope