This link might help:
http://www.woodenpropeller.com/index.html
My personal belief is QS or "vertical grain" with the grain radial to the axis. This would mean the tip would appear to be "flat sawn". Species selection would be a personal choice. Eastern White Pine is rot resistant, has near the strength of Spruce and machines well by hand or machine.
Ron Adventure is just bad planning." -- Roald Amundsen