 | Stereo zoom micrograph of a Mexican plush plant, Echeveria pulvinata, leaf. From the exhibit Plant Adaptation Up Close: A Biological and Artistic Interpretation, presented at Church Exhibition Gallery, Lyman Plant House at Smith College. |
 | Romanesco broccoli. The yellowish-green bud of Brassica oleracea 'Romanesco' is edible. Its shape approximates a natural fractal, a spiral pattern that repeats itself over and over again. |