Morphological characteristics
Epimedium, perennial herb, 30-40 cm high. Roots are long, transverse, hard, and mostly rooted. Leaves 2 leaves and 3 leaves, 9 leaflets, long-stemmed, thin leaves thinly leathery, ovate to long-ovate, 4.5 to 9 cm long, 3.5 to 7.5 cm wide, tip apex, margin serrulate The serrated tip of the sawtooth hair, the base of the deep heart-shaped, oblique lateral base leaflets, sparse hair above childhood, after flowering gradually fall off, below the villous hair. Flowers 4 to 6 flowers raceme, inflorescence axis glabrous or occasionally hairy, pedicel ca. 1 cm; base sepals, ovate-lanceolate, membranous; flowers large, ca. 2 cm in diam., yellowish-white or Milky white; calyx 8, ovate-lanceolate, 2-round, outer 4 smaller, distichous, inner 4 larger, isomorphous; petals 4, suborbicular, with long spurs; stamens 4; pistil 1, style long . Capsule spindle-shaped, 2-lobed at maturity. Flowering from April to May. Fruit period from May to June. Growing in many shaded woods and thickets. Distribution Heilongjiang, Jilin, Liaoning, Shandong, Jiangsu, Jiangxi, Hunan, Guangxi, Sichuan, Guizhou, Shaanxi and Gansu.
Epimedium sagittatum, perennial herb, 30-50 cm tall. The rhizomes are nodular. Root leaves 1 to 3, 3 compound leaves, leaflets ovate to ovate lanceolate
Shaped, 4-9 cm long, 2.5-5 cm wide, apex pointed or acuminate, margins finely bristles, base cordate, lateral leaflets asymmetric, lateral lobe oblique and larger, triangular, medial lobe Small and nearly circular; cauline leaves often born to the top, similar to the shape of the root leaves, the base of the arrow-shaped heart-shaped outer lobe is large and apex acuminate. The majority of flowers, gathered into the general or the lower part of the panicle flower is small, only 6 to 8 mm in diameter, the petals are short or near to no distance. Flowering from February to March. Fruit period from April to May.
Born on the hillside under the bamboo forest or in the roadside rock seam. Distribution of Zhejiang, Anhui, Jiangxi, Hubei, Sichuan, Taiwan, Fujian, Guangdong, Guangxi and other places.
Epimedium, lower surface of leaves and petiole densely villous pilose. Mainly produced in Sichuan, better quality and more stable
Korean Epimedium, large leaflets, 4–10 cm long, 3.5–7 cm wide, apex long. The leaves are thin. Mainly produced in the northeast.
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