This painting depicts a lively luncheon scene set within a glass-roofed conservatory or pavilion. The central figure wears casual attire - a white shirt with rolled sleeves, a dark vest, and a straw hat - seated at a table laid with white linens and plates of food. The background shows other diners and hints of lush greenery visible through the curved glass ceiling structure above. The painting captures a moment of leisure and refinement, with warm natural light filtering through the glass roof creating a bright, airy atmosphere. The brushwork appears loose and impressionistic, particularly in rendering the foliage and architectural details, while maintaining clarity in the foreground elements like the table settings and clothing textures.