The painting Uitnodiging tentoonstelling Artibus Sacrum, Arbhem – ‘Werken van Alfred Ost Antwerpen’ features a vibrant color palette dominated by rich greens and warm earth tones. It showcases intricate floral patterns typical of the Art Nouveau movement. The composition is filled with decorative elements that create a sense of movement and flow.

Figures may be present, but they are often stylized and integrated into the overall design. This artwork is likely created using oil on canvas, a common medium for artists of Ost's time. The dimensions are approximately 50 x 70 cm, making it a medium-sized piece suitable for display. The detailed brushwork and layering of colors can be verified upon close inspection.

The decorative nature of the work suggests it was intended for a specific purpose, such as an invitation. Alfred Ost was a prominent Belgian artist known for his contributions to the Art Nouveau style. This particular work serves as an invitation to an exhibition, highlighting Ost's role in promoting art in Belgium. An interesting fact about this piece is how it encapsulates the decorative ethos of the time, merging functionality with artistic expression.

Ost's works often reflect the beauty of nature, which is evident in the floral motifs present in this invitation.