These are tulips that were developed for Canada's 150th anniversary (wikipedia's article here). They look a bit like the Canadian flag, but see for yourself. We found that they come up a bit later than other tulips, and were quite yellow at first but then became whiter with the red highlights.
Not yet opened
Early flower - top
Early flower - side
A couple of weeks later it had changed quite a bit!
And finally, filled in a little more with the 'Canadian Flag'
