Orange Hawkweed

"The Hawkweed got its name from the ancient Roman naturalist Pliny who believed that hawks ate the flower to gain strength [specifically to strengthen their eyesight]. Early New England farmers called it the Devil's Paintbrush possibly from the reddish orange colour. The 'weed' caused havoc in their fields. Whatever the name, it is a beautiful wildflower!"
Griffin Lodge, Muskoka

"Gaius Plinius Secundus, (23 CE to August 24, 79 CE), better known as Pliny the Elder, was an ancient author, natural philosopher and naval and military commander of some importance who wrote Naturalis Historia...

Before 35 AD...Pliny's father took him to Rome, where he was educated under his father's friend, the poet and military commander, Publius Pomponius Secundus, who inspired him with a lifelong love of learning...

He...completed his great work, the Naturalis Historia, an encyclopedia into which Pliny collected much of the knowledge of his time...

His only writings to have survived to modern times is the Naturalis historia. It was used as an authority over the following centuries by countless scholars, for natural history literally but also in its relation to ancient medicine. In his treatment of plants, he was able to compound medicinal herbal remedies and put them to use ..."
Wikipedia