Scoliciosporum chlorococcum Scoliciosporaceae
Scoliciosporum chlorococcum

Growth type crustose
Chemical reactions negative.

Very pollution tolerant, easily overlooked on damp, shaded, nutrient-rich bark, wood and heather stems.

Spreading greyish-green granular thallus, often sterile. Apothecia are glossy reddish-brown turning brownish-black when wet. Spores usually 7-septate, 20-40 x 4-5 Ám but when occuring on twigs are often only 3-septate. Microscope photograph below.

Similar: The green algae Desmococcus and can be confused with Halecania viridescens

Scoliciosporum chlorococcum

Microscope photograph

Scoliciosporum chlorococcum
On Oak and Sycamore. Parkstone, Dorset. December 2012

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