Examples from literature

• Being a doctor's son I happen to remember that calendula, which takes the pain out of a cut finger most amazingly, has a yellow flower. 
• Except, indeed, for my brave marigolds and calendulas and little button asters. 
• I wonder if the calendulas are so tall that they hide the asters. 
• It offers them fresh blossoms and new colors each morning, and it is even more easy to pick than the calendula. 
• Then there was the calendula—a delight to the young, because it blooms incessantly long past the early frosts, and has brittle stems that yield themselves to the clumsiest plucking by small hands.