Fl. 100 mm wide; rounded, spreading; disc-shaped corona, broadly ribbed, irregularly lobed.
Greenhithe Village, 3 Y-GYY, John Gibson, England, 2009
Photo #59579 Michael Baxter, EnglandGreenhithe Village, 3 Y-GYY, John Gibson, England, 2009
Photo #53367 John Gibson, EnglandGreenhithe Village, 3 Y-GYY, John Gibson, England, 2009
Photo #38852 Michael Baxter, England