Ian H. Dyson
Pearcedale, Victoria, Australia
Ian H. DysonPerianth segments very broadly ovate, blunt, mucronate, spreading, concave, smooth and of heavy substance, overlapping half; the inner segments narrower, shouldered at base; corona cup-shaped, smooth, mouth expanded, wavy and irregularly lobed, with rim flanged and crenate.
Firestick, 2 Y-R, Ian H. Dyson, Australia, 2012
Photo #51480 Ian H. Dyson, Australia