Cross section of shell of roasted coffeetree seed through microscope

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Outermost layer of shell is at bottom right of image.

Tags

Content
Gymnocladus dioicus
Kentucky coffeetree
layers
roasted
seed
shell
* common name
* Fabaceae
* plant
* Scientific name
* taxon: family
Location
* Boston metropolitan area
* Massachusetts
* Somerville, MA
Meta
blurry
free-licensed
low quality
microscope
public
* closeup
* licensing
* technical flaw (intentional or not)
* visibility clarifier