In An Oleander, Lawrence Alma-Tadema presents a striking depiction of the oleander flower. The painting features vibrant pink and white petals, set against a lush green background. The delicate details of the flower are meticulously rendered, showcasing Alma-Tadema's skill in botanical representation.

The overall composition is harmonious, drawing the viewer's eye to the beauty of the oleander. The painting is executed in oil on canvas, a medium that allows for rich color and texture. Alma-Tadema's technique involves layering colors to create depth, making the petals appear almost lifelike. The dimensions of the artwork are approximately 50 x 70 cm, providing a substantial presence.

The careful attention to detail is evident in the fine lines and shading throughout the piece. Lawrence Alma-Tadema was known for his depictions of classical themes and nature, often blending the two in his works. An Oleander reflects his Victorian interest in botanical subjects, showcasing the beauty of flowers in a realistic manner. Interestingly, Alma-Tadema was also influenced by his travels to Mediterranean regions, which inspired many of his floral compositions.

This painting exemplifies his ability to capture the essence of nature with precision.