Solanum eleagnifolium, Solanaceae, plant with flowers.

Solanum carolinense, horse nettle, Solanaceae, fruits.

Solanum tuberosum, potato, Solanaceae, plant with flowers.

Lycopersicon esculentum, tomato, Solanaceae, plant with flowers and field.

Veratrum viride, Liliaceae, plants.

Veratrum californicum, Liliaceae, plants.

Zygadenus elegans, Liliaceae, plant with flowers.

Holarrhena antidysenterica, Apocynaceae, plant with flowers, fruits.

Buxus sempervirens, boxwood, Buxaceae, male and female flowers.

Daphniphyllum macropodum, Daphniphyllaceae, shrub.

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© David S. Seigler, Plant Biology 363, Plant Secondary Metabolism, Department of Plant Biology, 265 Morrill Hall, 505 S. Goodwin Ave., University of Illinois, Urbana, Illinois 61801, USA. 217-333-7577. seigler@life.uiuc.edu.