Carl Linnaeus: Horologium Florae / Flower Clock (1751) – time issues
Blume by Nilufer Zakirova - Issuu
Carolus Linnaeus's Floral Clocks
Time out of Joint - The Sociological Review
Maria E. Eriksson on Twitter: "The Linnaeus's flower #clock concept, botanical presentations and highlights on his work with 'timing' by Karin Martinsson (in Swedish) - an interesting read 🌸 https://t.co/fjcuUeBjF8" / Twitter
Planting a Clock That Tracks Hours by Flowers - The New York Times
March 2013: Linnaeus' Floral Clock | The Linnean Society