What are the morphological characteristics of Zhenghan red jujube?

Zhenghan red jujube is also known as Jiantouhui. The tree crown is round-headed or broadly ovate, the tree posture is open, the tree body is tall, and the trunk is strong. The leaves are relatively large, ovate or lanceolate, with relatively pointed tips and blunt rounded serrations. The fruit is conical and relatively large, with an average single fruit weight of 12 grams and a maximum of 18 grams. The skin is thin and smooth, dark red. The flesh is greenish-white, crisp in texture, and honey-sweet. It is highly productive with excellent quality, and is an excellent variety for fresh eating and drying. The plant is tolerant of poor soil, drought-resistant, resistant to dry hot winds, and highly adaptable.