Fil:Phototropism.jpgDescriptionPhototropism.jpg English: Exemple of phototropism with a small orchid (Phalaenopsis) : leaves and flowers grow to the light and aerial roots
Fil:Auxin Phototropism.jpgAttribution-Share Alike 4.0 truetrue English The role of Auxin in positive phototropism. Wikimedia username: Patricklockwoood URL: https://commons.wikimedia