Give the three head types found in the Asteraceae and tell
which flower types are found in each.
1. Radiate head: disk florets in the center, ray florets
along the edge(these usually pistillate. This is found in
Aster.
2. Discoid head: only disk or tubular florets comprise the
entire head. This is found in Liatris.
3. Ligulate head: only ligulate florets comprise the entire
head. This is found in Cichorium.
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