bract
/brækt/noun
- Botany a modified leaf or scale, typically small, with a flower or flower cluster in its axil. Bracts are sometimes larger and more brightly coloured than the true flower, as in poinsettia.【植】苞片, 苞。
派生词
bracteate
/ˈbræktɪət/ adjective词源
late 18th cent.: from Latin bractea 'thin plate of metal'.