Anthemia

1 clue
Flower cluster, botanically speaking.
Similar answers:
Academia
Academianut
Acanthus
Acanthuses
Aemia
Agapanthus
Ailanthus
Amaranth
Anaemia
Anemia
Anemias
Anth
Anthacite
Anthax
Anthegobbleunsllgityou
Anthem
Anthemia
Anthemic
Anthemis
Anthemline