Known collectively as megaherbs, plants with unusually large leaves and flowers, such as the Campbell Island daisy (Pleurophyllum speciosum), are a characteristic of Subantarctic Islands flora. It is thought that these unusual features may confer a thermal benefit in cold, cloudy conditions.
Have a go at classifying megaherbs, using image cards to group species according to their physical structures.
Acknowledgement: Twiddleblatt, licensed under Creative Commons 2.0.
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