Tracheid of oak (from Marshall Ward)
Forfatter/Opretter:
Harry Marshall Ward (1854–1906)
Kredit:
Marshall Ward H. The Oak: A Popular Introduction to Forest-Botany. – London: Kegan Paul, Trench, Trübner and Co. Ltd., 1892. – Figure 16
Shortlink:
kilde:
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størrelse:
520 x 1400 Pixel (57259 Bytes)
beskrivelse:
A tracheid of oak.
Licens:
Public domain
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