Sweet Mock Orange

In Great Britain and/or Ireland:
Foodplant / spot causer
pycnidium of Ascochyta coelomycetous anamorph of Ascochyta philadelphi causes spots on live leaf of Philadelphus coronarius
Remarks: season: 8-10

Foodplant / spot causer
pycnidium of Ascochyta coelomycetous anamorph of Ascochyta vulgaris var. philadelphi causes spots on live leaf of Philadelphus coronarius

Foodplant / saprobe
very minute, buried in inner back, scarcely erumpent pycnidium of Phomopsis coelomycetous anamorph of Phomopsis lendeghmiae is saprobic on dead twig of Philadelphus coronarius
Remarks: season: 3-5

Philadelphus coronarius I^. Sp. PI. 470. 1753
Syringa suaveolens Moench, Meth. PI. 678. 1794.
A shrub 2-4 m. high with erector ascending branches; bark of the young twigs brown or yellowish, glabrous or nearly so, of the previous season*s growth chestnut-brown and exfoliating, and of the old stems gray ; buds enclosed in the bases of the petioles ; petioles 5-10 mm. long; leaf-blades ovate, elliptic-ovate or oval, usually acute at both ends, denticulate, 3-10 cm. long, thin, glabrous except the veins and the axils of the veins beneath; flowering branches 5-15 cm. long, with 2 or 3 pairs of leaves and 5-9 very fragrant, racemosely disposed flowers; hypanthium glabrous or pubescent; sepals lance-ovate, about 7 mm. long, acute; petals cream-colored, obovate, 12-15 mm, long; stamens numerous; styles from distinct to united two-thirds their length ; stigmas half as wide as the anthers or narrower; capsule obovoid, about 7 mm, long.
Type locality : Unknown.
Distribution : From Switzerland, Bohemia and southern Russia to Caucasus and Armenia ; cultivated and escaped in the Eastern States. ,, .,*

Philadelphus coronarius (sweet mock orange, English dogwood) is a species of flowering plant in the family Hydrangeaceae, native to Southern Europe.