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Verbenaceae
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| [Note Guidelines] Photographer's Note [French] |
The flower
Flower of Verbenaceae. Probably is it Stachytarpheta jamaicensis (L.) Vahl.
It is an erect annual herb, sometimes woody at the base. It can reach 50 centimeters in height. The quadrangular erected stem (characteristic of Lamiales) carry simple opposite leaves, ovate toothed margin.
The inflorescence is erected, more or less succulent. They wear blue to purple flowers, small (3 to 5 millimeters). The petals are fused with bilateral symmetry. There are four stamens with two longer, the stamens are fused to the corolla. The anthers have two boxes. The pistil has an ovary divided into compartments and style terminal with two stigmas.
Photography
Shooting conducted in a sunny morning, in the presence of a slight breeze. The camera is set in aperture priority mode, with a sensitivity equivalent iso-200 and a focal length of 8 mm. To avoid camera shake and to have a sufficiently neutral background, the opening was set at f / 3.6. With these parameters the speed is 1 / 111 th. |
nikosrio has marked this note useful
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Hello Philippe,
excellent capture of this impresive flower, sharp details, nice colors, excellent POV and BG.
TFS,
regards,
Nikos.
Hola philippe
Un colorido muy llamativo para esta pequeña flor y bonito el tono de la propia planta en si.
Un saludo Antonio
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