Luis Diaz "Moonlit Orchid II" Watercolor, 20th century, Costa Rican/Mississippi artist, famous for his animal art, 10" x 10", frame is 15" x 15", Mississippi Watercolor Society, Member American Institute of Architects. Luis Diaz "Moonlit Orchid II" Watercolor, 20th century, Costa Rican/Mississippi artist, famous for his animal art, 10" x 10", frame is 15" x 15", Mississippi Watercolor Society, Member American Institute of Architects.