It is the only species in the genus to bear inflorescences directly on the trunk or branches .
Schizolaena cauliflora grows as a tree up to 15 metres ( 50 ft ) tall .
Schizolaena cauliflora is the only species in the genus to bear inflorescences directly on the trunk or branches .
Schizolaena cauliflora grows as a tree up to 15 metres ( 50 ft ) tall .