| cAMP | annual or perennial of eastern North America with long spikes of blue or white flowers |
|---|---|
| cAMP | bellflower common in marshes of eastern North America having lanceolate linear leaves and small whitish flowers |
| cAMP | European perennial bellflower that grows in clumps with spreading stems and blue or white flowers |
| cAMP | bellflower of southeastern United States (Maryland to Georgia) having pale blue flowers |
| cAMP | bellflower of Europe to temperate Asia having dense spikes of violet-blue to white flowers |
| cAMP | European biennial widely cultivated for its blue or violet or white flowers |
| cAMP | perennial European bellflower with racemose white or blue flowers |
| cAMP | bellflower of southeastern Europe |
| cAMP | erect European herb with creeping rootstocks and nodding spikelike racemes of blue to violet flowers |
| cAMP | bellflower of Europe and Asia and North Africa having bluish flowers and an edible tuberous root used with the leaves in salad |
| cAMP | perennial of northern hemisphere with slender stems and bell-shaped blue flowers |
| cAMP | European bellflower with blue-purple to lilac flowers formerly used to treat sore throat |