pentamerous


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pentamerous

consisting of five parts, or being arranged in five categories or multiples of five.
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1 a, b), 2-forked dichasia to 1 x 1 cm, axillary to the distal most leaves, flowers with calyx, corolla and androecium pentamerous or tetramerous (Figs.
1 Leaves vaginate T aphylla 1 Leaves sessile with a narrow base, sometimes slightly auriculate at their lower half but never vaginate 2 Flowers tetramerous T parviflora 2 Flowers pentamerous 3 Staminal filaments arising from the apex of the nectariferous disc lobes T gallica 3 Staminal filaments arising between the nectariferous disc lobes 4 Inflorescences with both solitary and fasciculate racemes (groups from 2 to 4) T hohenackeri 4 Inflorescences with racemes always solitary 5 Racemes 5-7 mm wide.
The difference in number of stamens found in the Peruvian material could be attributed to the high proportion of tetramerous and pentamerous staminate flowers found, but at least one individual with 3 petals and 15 stamens was observed, indicating that more stamens can occur in spite of an otherwise normal floral morphology.
The Primrose is a pentamerous flower, known as the star flower, and in Fletcher's text the flaming starry Primroses "set in order" present a "little heav'n on earth": and upon this "earthly heav'n the shepherds play.
Behavior on flowers and structures associated to pollen transport: The studied flowers are shallow, pentamerous, radially symmetric, diameter ranging from 8 to 22.
Exposure of natural genetic variability underlying the pentamerous corolla constancy in Linanthus androsaceus ssp.
The inflorescences are axillary dichasia with a peduncle to 7 cm long; the pentamerous flowers are supported by a pedicel to 1.
Each flower is characterized by an actinomorphic, pentamerous perianth composed of a whorl of sepals and a whorl of petals, a haplostemonous androecium with antesepalous stamens, and a bicarpellate gynoecium; the styles of the flowers are fused to free, and the single stigma is capitate.
They have a dichasium inflorescence, dish-shaped pentamerous flowers (Figure 1), dichlamydeous, and superior trilocular ovary with one ovule per loculus.