I just saw this nice Swamp Oak today. It had 6 trunks fused to a large base. I believe it a was planted specimen. It struck me that it may be ideal seed tree but I couldn't see any fruit.
Rory I style Bonsai naturally, just as they would appear in the wild.
Central Coast, NSW
Bonsai: Casuarina Leptospermum Banksia Phebalium Baeckea Melalueca Ficus