Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame). — Stock photos

"Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame)." is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1600 x 1409px, 2600 x 2290px, 4456 x 3925px. The minimum price for an image is 49$. Image in the highest quality is 4456 x 3925px, 300 dpi, and costs 449$.