What is the common name for Osmanthus delavayi?

The common name for Osmanthus delavayi is indeed Delavay Osmanthus. This name is derived from the species name "delavayi," which honors the botanist Père Armand David, a French missionary who explored China in the 19th century and is credited with bringing many plant species to the West. Delavay Osmanthus is known for its fragrant white flowers and evergreen foliage, making it a popular choice in horticulture for ornamental purposes.

The other options refer to different plant species: Fraser Photinia is known for its bright red new growth, Otto Luyken Laurel is a variety of cherry laurel, and Variegated Holly-leaf Osmanthus describes a different form of Osmanthus with distinctive leaf patterns. These options do not align with the scientific name provided in the question, reinforcing that Delavay Osmanthus is the accurate common name for Osmanthus delavayi.