Burnet
BURNET, known botanically as Poterium, a member of the rose family. The plants are perennial herbs with pinnate leaves and small flowers arranged in dense long-stalked heads. Great burnet (Poterium officinale) is found in damp meadows; salad burnet (P. Sanguisorba) is a smaller plant with much smaller flower-heads growing in dry pastures.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)