The stem and petiole of Luoshen flower are pale rose, the shape of the flower is conical or irregular, the calyx is purplish red, the lobes are needle-shaped, the lower part has bracteoles, the corolla is yellow-brown, the outer surface has linear stripes, and the inner surface is yellow-brown.

Luoshen flower generally refers to roselle and broomcorn millet of Hibiscus of Malvaceae. Plant height1~ 2m; The stems and branches are lavender; The lower leaves of the stem are ovate, the upper leaves are palmately shaped, the lobes are lanceolate, the base is nearly round or broadly wedge-shaped, both sides are hairless, and the stipules are linear; Evergreen or semi-evergreen shrubs; Capsule ovoid; Seeds kidney-shaped; Flowering from July to 65438+ 10; Fruit period11~ 65438+February.

Roselle, native to Africa, was introduced to Fujian, China on 1945 and distributed in Guangdong, Guangxi and Yunnan. It usually grows in tropical and subtropical short-day conditions and likes hot and humid, drought-resistant and acid-resistant soil. The breeding method is generally sowing and breeding. Roselle can be used as medicine in the form of roots, fruits and seeds, and has curative effects on cardiovascular diseases, arteriosclerosis and hypertension.