Philadelphus Genus mock-orange Hydrangeaceae

Philadelphus inodorus. By Arthur Haines. Copyright © 2017.New England Wild Flower Society.gobotany.newenglandwild.org

Philadelphus inodorus. By Arthur Haines. Copyright © 2017.New England Wild Flower Society.gobotany.newenglandwild.org (Accessed 2/2017).

Philadelphus is a genus of shrubs; twigs without stipules; bark mostly shredding or flaking.

Leaves opposite, simple, margins entire to toothed ours are all deciduous with no notable fall color.

Flowers white, all but P. inodorus are sweet smelling; 4-parted, stamens numerous, ovary inferior, 4-parted.

Fruit a dry capsule with numerous small seeds, opening along the center of each of the 4 parts (loculicidal).

Notes: Widely cultivated and hybridized, often with numerous petals replacing stamens (as in cultivated roses).