This is a scan of edwards's botanical register, volume 20, plate 1728. The plate nominally shows banksia speciosa, but it has since been shown that the figured plant was a then-undescribed species now known as banksia baxteri. Date: 1835.
Author: According to the signature in the bottom left corner, it was delineated by Miss Drake (1803–1857). The engraver is J. Watts.Source: https://commons.wikimedia.org/