The white flower petals of the Handkerchief Tree (Davidia involucrata) are called bracts. They are modified leaves that often form a flower like struc


The white flower petals of the Handkerchief Tree (Davidia involucrata) are called bracts. They are modified leaves that often form a flower like structure. Inside the two white bracts, the flower stamen is a purplish sphere with an pistil at its center. This Chinese tree has become a popular ornamental tree in Europe and the USA. Westonbirt Arboretum, UK.


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Photo credit: © MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY / Alamy / Afripics
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Keywords: arboretum, biology, bracteate, bracteates, bracteolate, bracts, china, davidia, dove, flowers, ghost, handkerchief, involucrata, leaf, modified, ornamental, petals, stamen, structure, tree, uk, westonbirt