Chinese Foxglove

Chinese Foxglove (scientific name: Rehmannia piasezkii) is a perennial herb endemic to China, belonging to the genus Rehmannia.
It is a species of gourd whose rhizome is used in Chinese medicine. It produces red-purple flowers in early summer.
The flowers are cylindrical with five lobes at the tip.

Common name: Chinese Foxglove,
scientific name: Rehmannia piasezkii,
plant height: 30-100 cm
leaf shape: oblong; leaf length: 15 cm; leaf width: 7 cm; leaf margin: pinnate with deep fissures,
Crown color: purple red, corolla length: 5 to 6 cm, corolla length: 3.5 to 4 cm, number of stamens: 4 to 5, flowering period: April to May,
flowering season: April to May,
Fruiting season: May-June,
Usage: medicinal herb.