A Serpentine Plant (Ophioxylum Serpentinum)

Black and red chalk counterproof, strengthened with charcoal and incised, on cream antique laid paper, with a framing line in brown ink

Gray ink and gray wash over graphite on cream antique laid paper, with a framing line in brown ink

Black ink, gray wash, and touches of graphite on antique laid paper, with a framing line in brown ink

Red chalk and brown wash on cream antique laid paper, incised, two pieces joined

Brown ink and wash over graphite on light tan antique laid paper

Black chalk on cream antique paid paper

Brown wash on antique laid paper

Transparent and opaque watercolor over graphite on cream antique laid paper

Black chalk and gray wash on cream antique laid paper, framing line in graphite

Black and white chalk on blue antique laid paper

Transparent and opaque watercolor over graphite on antique laid paper

Black and brown ink, gray wash, and black chalk on off-white antique laid paper