capitulum
/kəˈpɪtʃələm/
noun
- A small, rounded head or knob, especially on a bone or plant part.
- The capitulum of the humerus fits into the elbow joint.
- In sunflowers, the large flower head is actually a capitulum made of many tiny flowers.
- The capitulum on the femur helps connect the thigh bone to the hip.
- A dense cluster of small flowers or florets, as in plants of the daisy family.
- The botanist examined the capitulum of the thistle under a magnifying glass.
- Each dandelion's yellow capitulum is composed of dozens of tiny petals.
- Bees love landing on the flat capitulum of a coneflower to collect nectar.