Westbury: Winter, Blue, 2000, Watercolor on paper, 17.375" x 23.5", Collection of the Metropolitan Museum of Art, New York, NY

Serena, Sunset, Monumental Tree Series, Westbury, 2000, Watercolor on joined papers, 57.625" x 60.25", Collection of the Metropolitan Museum of Art, New York, NY

Monumental Tree Series, Serena's Tree, 2000, Watercolor on paper, 18" x 24" Private collection

Monumental Tree Series, Serena's Tree: Pink Winter, 2000, Watercolor on paper, 18" x 24", Private collection

Monumental Tree Series XVII, Serena's Tree: Millenium Tree, 2000, Watercolor on paper, 18"x 24" Private collection

Monumental Tree Series, Large Sky II: Gold, 2000, Watercolor on paper, 49.5" x 69.5"

Monumental Tree Series, Serena's Tree: Cool Shift, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Pink Sky, 2000, Watercolor on paper, 18" x 24.2"

Monumental Tree Series, Roman 1, 2000, Watercolor on paper, 18" x 24 "

Monumental Tree Series, Serena's Tree: Winter Dark, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Golden Light, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Large Sky 1: Blue Cloud, 2000, Watercolor on paper, 40" x 60"

Monumental Tree Series, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series XIX, Madder Space, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Snow, 2000, Watercolor on paper, 18" x 24", Collection of the Metropolitan Museum of Art, New York, NY

Monumental Tree Series, Serena's Tree: Summer Yellow: Grey Cloud, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Deep Red Sky, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Yellow Sky, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Lightning Sky, 2000, Watercolor on paper, 18" x 24"

Monumental Tree Series, Serena's Tree: Nordic Tree, 1999, Watercolor on paper, 18" x 24"