bract

(redirected from Bracts)
Also found in: Dictionary, Thesaurus, Medical.
Related to Bracts: brackets, bracteole

bract

a specialized leaf, usually smaller than the foliage leaves, with a single flower or inflorescence growing in its axil

Bract

 

a leaf in whose axil the flower develops; a leaf enveloping a flower shoot. Bracts are smaller than ordinary leaves and are reduced. Only in a few plants, such as sage, are they large and colorful. Sometimes, for example, in Cruciferae and dill, the bracts fall early.

bract

[brakt]
(botany)
A modified leaf associated with plant reproductive structures.
References in periodicals archive ?
However, when compared to Groups I and II, Group III showed a smaller diameter of the main stem, primary head length, bracts base width, and outer bract length (Table 3).
I am often asked how to get poinsettias to provide colour again for another year (the bract colours fade as new growth commences in the spring).
As in most Alismataceae it bears bracts in pseudowhorls of three, and all bracts (except the very first) subtend lateral buds.
The samples of squares were separated into bracts and floral buds.
Pollinators can perceive these organs as evidenced during pilot, bract-removal experiments at the beginning of this study, when I observed that bees often approached the discarded bracts on the ground.
It's mainly scarlet, but also available in white, salmon, rose, hot pink and burgundy, plus with variegated or mottled bracts.
THESE hardy perennials are a brilliant choice for year-round interest, but it isn't the flowers that make them significant, it is the eye-catching bracts, which appear in late spring or early summer.
8 cm in diameter, green, white lanate; peduncle bracts ovate-lanceolate, acuminate and apiculate, erect, densely imbricate, 4.
If you want something different, try French lavender (L stoechas subspecies pedunculata), which grows to around two feet (60cm) and bears dark purple flower spikes topped by bright purple bracts which look like rabbits'
It differs in the degree of inflorescence compounding, proportion of spikes that are peduncled, total number of spikes, as well as leaf width and the proportionate length of inflorescence bracts.