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Create a vertical 3:4 close botanical photograph of one large scarlet red hibiscus growing outdoors among dark green leaves. The open flower nearly fills the width, from x2% to97%, and occupies approximately y12% to87%. Its dark central throat is slightly right of center near x56%, y47%. Five broad overlapping petals spread asymmetrically: a tall rounded petal rises to the upper center, a wide petal extends left, another broad petal opens right, and two longer petals hang downward. Preserve irregular softly ruffled edges, shallow creases, fine veins radiating outward and velvety fibrous texture. Scarlet highlights become deep crimson folds and almost black maroon in the throat; avoid pink or orange petals.
A slim red staminal column projects diagonally from the throat toward the lower left, ending around x35%, y66%. Yellow granular anthers cluster near its end around five small round dark crimson stigma pads on short red branches. Keep that foreground tip slightly softer than the crisp nearest petal surface. This is a real hibiscus column, not a daisy disk or a rose center.
Behind the bloom, keep a dense and naturally uneven backdrop of deep emerald oval leaves with visible midribs. Two large leaves overlap in the upper right, partly hidden leaves surround the left and lower edges, and a bright smooth leaf crops into the lower left corner. A gray brown woody branch angles from near x65% at the bottom toward the right edge around y62%. Thin brown hanging roots and stems cross the very dark upper background. A few small pale sky bokeh openings appear at the upper left only. No vase, studio surface, additional flowers or scenic horizon.
Use soft natural garden daylight coming from above left. The red petals are luminous but retain deeply shaded folded areas and tangible veins; leaves stay several stops darker. Close camera facing the flower with a slight oblique angle, sharp petal detail and moderate natural depth of field, softly receding background. Preserve the full flower outline with small margins and surrounding plant context. Saturated yet plausible scarlet and rich forest green, low key surroundings, no artificial glow. Negative constraints: illustration, painting, plastic petals, symmetrical graphic flower, water droplets, insects, hands, bouquet, text, logo, watermark, border, extreme background blur erasing all leaves, harsh flash or neon red clipping.