Fl. 105 mm wide; perianth segments broadly ovate, blunt, slightly mucronate, spreading or slightly reflexed, with midrib showing, smooth and of heavy substance, overlapping half; the inner segments square-shouldered and a little inflexed at base, with margins slightly wavy; corona cylindrical, narrow, smooth at base, loosely ribbed towards mouth, mouth flared and wavy, with rim shallowly notched and crenate.

Named after a Holden family member.