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Fern-leaf-younger-3
BioProject
Fern-leaf-younger-2
Fern-leaf-younger-1
Fern-root-soil-younger-3
Fern-root-soil-younger-2
Fern-root-soil-younger-1
Fern-leaf-older-3
Fern-leaf-older-2
Fern-leaf-older-1
Fern-root-soil-older-3
Fern-root-soil-older-2
Fern-root-soil-older-1
Plant sample from Polypodium otites
Leaf without abaxial epidermis
BioProject SRA
Guard cell
Leaf
Plant sample from Polypodium pellucidum
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