Character states
Number of ovules per ultimate ovule bearing unit 1
Number of ovules per ultimate ovule bearing unit >1
Ovule or ovulate fructification produced at apex of vegetative branch present
Ovule or ovulate fructification produced at apex of vegetative branch absent
Ultimate ovule bearing unit stem
Ultimate ovule bearing unit leaf
Eusacci of pollen absent
Protosacci of pollen present
Eusacci of pollen present