bract


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Related to bract: epicalyx

bract

a specialized leaf with a single flower or inflorescence growing in the axil. See also SPADIX.
References in periodicals archive ?
A dogwood poinsettia that McLaughlin grew from seed he received from Le Duc is central to the conservatorys exhibit, though it looks pretty prosaic a lanky vase-shaped shrub with small white bract clusters.
Detail of a dichasium; note the perfoliate bract at the base and the minute bracteoles at the flanks of the lateral flowers, c.
Red' inflorescence in terms of colour, number and size of bract, and inflorescence yield.
Plants presenting round head, round head tip, violet-striped green color, no thorns and no curvature of bract tip as well as higher values for primary head fresh mass, primary head length, bract basis length and width, external bract length, and bottom fresh mass could be identified and selected among the population assessed.
The main morphological features are focused on leaf shape and insertion, raceme length and its disposition, bract shape, relative bract length, number, shape and size of the perianth sections and the site of insertion of the staminal filaments on the nectariferous disc.
Floral bract subulate, thin, glabrous (exceptionally with 2 or 3 apical trichomes), 1-nerved, half the length of the sepals, 2.
The analyses of fresh weight and bract color were based on three replicates with three flowering stems per plot.
Frego bract has been shown to convey resistance to the boll weevil, Anthonomus grandis grandis Boheman, but also conveys greater sensitivity to the fleahopper, Pseudatomoscelis seriatus (Reuter).
My favourite is Tillandsia cyanea with dark green leaves , a deep pink bract and a deep purple flower.
Otherwise, with our street lights and our strange British climate, most Poinsettias wouldn't naturally bract up until at least April or May.