The lower part of the bract forms a sheath which encloses the ovary.
Union of the leaf or bract with the flower-stalk is not uncommon.
Br, The bract devoid of muscles and respiratory in function.
Diagram of Violet-flower; showing the relation of parts to bract and axis.
The bract and pedicels of the umbel all spring from the extremity of a peduncle 1½in.
The bract is ...