Petractis clausa (Hoffm.) Kremp.

back to index

On the side of a small rock (limestone) semi-immersed into ground on a slope. 

Epithecial pigment yellow. K-

Spores with gelatinous perispore. 21-27 x 7,7-10,0 µm (excl perispore, in water)

Unclear photobiont. Several green algae, some with orange pigment, some without and completely green-tan filled cells (cyanobacteria?) present.

back to index