Chinese name: Thick calyx Lingxiao

Another name; American Lingxiao, Du Lingxiao

Family: Bigoniaceae

Genus: Lingxiao belongs to Campsis

Distribution area: Henan, Guangxi, Hunan and Vietnam, India, Pakistan, etc.

1. Morphological characteristics of thick calyx Lingxiao

Thick The calyx Lingxiao grows entwined with aerial roots, and the pinnate compound leaves are opposite, up to 10 meters long. Leaflets 9 to 11, elliptic to ovate-elliptic, caudate acuminate at the top, long acuminate at the apex, asymmetrical wedge-shaped at the base, serrated entire margin, veins obviously obliquely distributed, dark green on the surface, veins on the back Villous. The inflorescences are terminal on the branches, and the corolla is tubular, slender, funnel-shaped, orange-red to bright red. The calyx is bell-shaped trapezoid and slightly fleshy, the top of the petals is everted and curled, and the bracts are oblong and the top is triangular. Capsule long cylindrical, apex acuminate, with short stalk hard shell.

2. Habits of Lingxiao thick calyx

Lingxiao thick calyx adapts to the full sun growth environment, and prefers good light, warm and humid climate environment. The suitable growth temperature is 22°C-28°C, which is relatively cold-resistant, slow growth at low temperature or stops growing, frost-resistant, and plants cannot safely overwinter in frost environment, die in severe cases, and are drought-resistant. Good, no strict requirements for soil, suitable for growth in fertile, moist, well-drained loam, not resistant to waterlogging, plants are prone to root rot in waterlogged state, water-tolerant and semi-shade-tolerant, and do not like too dark environment.

3. The value of the thick calyx Lingxiao

The thick calyx Lingxiao has ornamental, medicinal and garden value, and the plants have large and beautiful flowers. Scaffolds and medicine racks can be used for greening, as well as large-scale potted plants. They are cultivated as garden ornamental plants in Zhejiang, Hunan and other places in my country. For medicinal purposes, the petals of the thick calyx Lingxiao contain caffeic acid, p-coumaric acid, ferulic acid and other substances, which are harvested and dried in the sun for medicinal use. Please follow the doctor's advice to take in moderation. The value of the garden lies in the plant's strong vitality and good adaptability. The flowering period is as long as 10 months. The plant is native to the Americas and gradually became popular among people.

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