Complex sentence: The earliest mention of Poet's Daffodil is likely in the botanical writings of Theophrastus (371--c.287 BCE), who wrote about a spring-blooming narcissus that the Loeb Classical Library editors identify as "Narcissus poeticus".
Split into simpler sentences: The earliest mention of Poet's Daffodil is likely in the botanical writings of Theophrastus (371--c.287 BCE). He wrote about a spring-blooming narcissus that the Loeb Classical Library editors identify as "Narcissus poeticus".