This section is from the book "Who's Who Among The Wild Flowers", by W. I. Beecroft. Also available from Amazon: A Field Guide to Edible Wild Plants.
Bluebells of Scotland: Lady's Thimble.
Campanula rotundifolia. Bluebell Family. June - Sept.
Found on dry or moist rocky cliffs, in meadows, along margins of ponds. Arctic regions south to New Jersey and westward.
Violet-blue, bell-shaped, 5-lobed, terminating exquisitely slender stalks 6 - 18 inches high.
Lower leaves nearly round, usually withered before flowering time; stem leaves narrow, seated on stem.

Harebell.
 
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