Spiraea ulmaria is the old botanical name for meadowsweet and when Bayer synthesized salicylic acid from the plant, and from willow bark, it named the resulting drug Aspirin (source: Flora Britannica, Richard Mabey).
Flower 4 · Meadowsweet

Spiraea ulmaria is the old botanical name for meadowsweet and when Bayer synthesized salicylic acid from the plant, and from willow bark, it named the resulting drug Aspirin (source: Flora Britannica, Richard Mabey).