Visitors look at a blooming Titan Arum (Amorphophallus titanum), one of the world’s largest and rare tropical flowering plants, at Basel’s Botanical Garden
A hibiscus flower emerges through a plant covered in volcanic ash in Indonesia’s north Sumatra province after Mount Sinabung erupted and sent an 8,000m-high plume of ash into the atmosphere on Monday. Thousands of residents fearful of more eruptions remained in temporary shelters, according to local media.
A visitor photographs a floral display at the Chelsea Flower Show in London on Monday. The annual show opens to the public on Tuesday.