Helikopterboom: Verskil tussen weergawes

|other_names = {{en}} Propeller tree <ref name="Van Wyk"> {{cite book | last = Van Wyk | first = Piet | title=Field guide to the TREES of the Kruger National Park|publisher=Struik | location = Kaapstad | date = 2008 | page = 45 | isbn = 978-1-77007-759-1}}</ref>