Plant Family Quiz Thursday 2026
Slides
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 3. Onagraceae |
 4. Papaveraceae |
 5. Fabaceae (Leguminosae) |
 6. Montiaceae |
 7. Violaceae |
 8. Ericaceae |
 9. Orchidaceae |
 10. Asteraceae (Compositae) |
 11. Ranunculaceae |
 12. Berberidaceae |
 13. Brassicaceae (Cruciferae) |
 14. Iridaceae |
 15. Apiaceae (Umbelliferae) |
 16. Liliaceae |
 17. Araceae |
 18. Betulaceae |
 19. Plantaginaceae |
 20. Rosaceae |
Living/Preserved Material
21. What kind of inflorescence is this? (Brassicaceae; Lunaria)
raceme
22. Describe the symmetry of this flower. (Ranunculaceae; Anemone)
actinomorphic (radial)
23. Name one feature that could be used to tell these two families apart in the field. (Brassicaceae/Crucifeae; Hesperis vs. Onagraceae; Epilobium)
stamen number, ovary position, stgma lobe number, hypanthium presence/absence
24. What kind of inflorescence. (Araceae; Lysichiton)
spike or spadix (and spathe)
25. Describe the insertion of the androecium and perianth (relative to gynoecium) of these flowers. (Orchidaceae; Coralorhiza)
epigynous (inferior ovary)
26. What kind of inflorescence is this? (Salicaceae; Salix)
catkin
27. What kind of fruit is this? (Ericaceae; Vaccinium)
berry
28. The androecium and perianth in these flowers are attached to what structure? (Saxifragaceae; Lithophragma)
hypanthium
29. What kind of inflorescence is this? (Asteraceae/Compositae; Balsamorhiza)
head, composite or capitulum
30. Describe the insertion of the androecium and perianth parts of these flowers. (Montiaceae; Claytonia)
hypogynous (superior ovary)
31. Name one feature that could be used to tell these two families apart in the field. (Liliaceae; Fritillaria vs. Iridaceae; Olsynium)
stamen number, ovary position, leaf overlap
32. What kind of fruit is this? (Fabaceae/Leguminosae; Astragalus)
legume
33. Name one feature that could be used to tell these two families apart in the field. (Caryophyllaceae; Silene vs. Polemoniaceae; Collomia)
petal fusion, stigma fusion, stamen number, leaf position on stem
34. Describe the symmetry of these flowers. (Papaveraceae; Dicentra)
zygomorphic (bilateral symmetry)
35. What kind of fruit is this? (Ranunculaceae; Clematis)
achene
Bonus 1. To which Family does the vanilla belong that flavors this snack?. (Trader Joes Vanilla Sandwich Creme Coookie)
Orchidaceae
Bonus 2. What term describes the fruit that is scattered over the outside of the strawberry?
acehenes (single seed, dried indehiscent) are the scattered fruit on the outside of a strawberry
Bonus 3. Four of the seven plant ingredients powering this beverage are from a family you learned - name the family for one of the ingredients.
apples & strawberries - Rosaceae; cranberries - Ericaceae; hibiscus - Malvaceae