Buttercup, Primrose, Cruciferous Plants

The buttercup (ranunculaceae) species include many herbs. The flowers are often yellow.

Tissue structure of the buttercup root (Ranunculus) - W19208

Longitudinal and lateral view at 400 times magnification.

Celandine (Ficaria verna) - T21017

Magnified 10 times.

The cruciferous plants species (Capparaceae) have earned their name because of the grape-shaped flowers with 4 cross-shaped sepals and petals. The fruit is often a silique.

Wild rape (Sinapis arvensis) - T21012

Model at 12 times magnification. The 2-part carpel area can be taken out of the silique for detailed study.

Rape (Bassica napus var. Oleifera) - W11687

Model at 10 times magnification with removable fertilization organs. The ovary is cut partly to show the ovule.

Hardies featuring rosette-like ground petals, a leafless stalk and umbel-like flowers are typical of primrose species. The sepals and petals are partly grown together.

Primrose (Primula veris) - T21008

This model shows the complete flower and a longitudinal section.