what's this stout fungus?

This sturdy fungus was found growing in the grass, possibly under some oaks ( can't quit remember if they were oaks or not). ID please!

Maybe Boletus chrysenteron, Red-Cracked Bolete.

http://en.wikipedia.org/wiki/File:Boletus_chrysenteron_%28Red_Cracking_Bolete%29.JPG

http://www.mushroomexpert.com/boletus_chrysenteron.html

Thanks very much (and apologies for not responding sooner)