[GingisK]

Ship building of old tended to wipe out forests. Chestnut trees in the US nearly disappeared because they were harvested for ship building. Those tree had large branches that parted from the trunk at an angle perfect for joining the deck to the hull.

[GingisK]

By a quick dip into ChatGPT, the tree I am thinking of was the Live Oak rather than Chestnut.

[Churchillspirit]

Just read a story about some naval luminary who carried acorns in his pocket and dropped them in random places in the hopes of enough trees growing to provide the ships of the future.

.....Wish I could remember his name.