Watercolor of a pickerelweed plant with a spike of blue-violet flowers and large green heart-shaped leaves on a pale background.

Pickerelweed (Pontederia cordata), watercolor study

A watercolor botanical study shows a spike of small violet-blue flowers rising above broad, heart-shaped green leaves on a pale background. A second leaf and an unopened flower bud sit at the lower left, with stems drawn in soft, fine strokes.

Artist: Mary Vaux Walcott
Date: 1919
Medium: watercolor on paper
Source: Smithsonian (Smithsonian American Art Museum)
Size: 2122 × 3000 px

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Public domain · Smithsonian (Smithsonian American Art Museum) releases this image under CC0 (latest date 1919).
Rights checked 2026-11-05 · tier A · as stated by the source: CC0 (Smithsonian Open Access)

Credit (appreciated, not required for public-domain works): Smithsonian Institution, Smithsonian American Art Museum

20th century 1910s 1919 botanical illustration mary vaux walcott blue flowers watercolor on paper botanical watercolor flower study aquatic plants