Madame Plemp

Description

Madame Plemp has pure white perianth segments surrounding a cylindrical, golden-yellow corona of strong substance. The ovate, blunt segments are prominently mucronate, spreading or slightly inflexed with recurved margins and one-quarter overlap; the inner segments are twisted. The corona is smooth or lightly ribbed, with a flared, more or less even mouth and a notched, crenate rim.