Ullmanniaceae Němejc 1959
nomenclatorial act:
subsequent publication
Page:
126
diagnosis:
Voltzialean plants with compact ovulate cones bearing bilateral bract-scale complexes; sterile bracts free, simple; ovuliferous dwarf shoots reduced to a single, simple, orbicular fertile scale; ovules one per scale, laterally attached, inverted (adapted from Clement-Westerhof 1988)
systematic position:
Pinopsida, Voltziales