I've been asked about the difference between a dewberry and a blackberry... Blackberries grow upright and can get very tall. Dewberries typically grow low to the ground and where they're touched by the morning dew. More info here - http://namethatplant.net/plantdetail.shtml?plant=2598
@ljmanning Thanks, Laura.
@ludwigsdiana Thank you, Diana.
@salza Thanks, Sally.