"Transition from bracts to sepals in a cactus flower." -Bergen, 1896

Bracts to Sepals

"Transition from bracts to sepals in a cactus flower." -Bergen, 1896

"Sanguisorba officinalis. 1. a flower with a pair of bracts; 2. the same with half the calyx cut away; 3. a ripe fruit, from which the calyx has been removed; 4. a vertical section of fruit and calyx; 5. transverse section of a fruit." -Lindley, 1853

Great Burnet

"Sanguisorba officinalis. 1. a flower with a pair of bracts; 2. the same with half the calyx cut away;…