Philadelphus coronarius

Scientific Name: Philadelphus coronarius
Common Name: sweet mock orange

4-petaled white flowers with numerous long yellow stamens, and leaves with 3 main veins help identify the genus Philadelphus (mock orange), non-native shrubs that can escape cultivation.
Photographer: Maja Dumat, CC BY

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For more photographs, see this Virginia Tech fact sheet. A non-native, invasive plant in the U.S. Not to be confused with another garden escapee with 4 white petals, jetbead (whose leaves look pleated with jagged edges). Also not to be confused with the U.S. native flowering dogwood.