Caulacanthus ustulatus (Turner) Kützing
TS frond showing coloured cortex, colourless medullary cells, medullary cavity and axial cell; Spain, Galicia, Ría de Coruña, 2007
Photographer: Ignacio Bárbara
Copyright: © Ignacio Bárbara (barbara@udc.es)
Image Reference: 13134
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