1. Morphological characteristics: Sedum elegans is a perennial herb of Stellaria of Caryophyllaceae, with fibrous roots, ascending stems and many branches. Leaf blade ovoid or broadly ovoid, with acute tip and slightly heart-shaped base. However, Leymus chinensis may be different in morphology, especially its leaves may be narrower and its edges smoother.
2, growth environment: Goose intestines generally grow in fields, grasslands, roadsides and other places, like moist soil, but also more drought-tolerant, like warm and sunny environment. However, Pteris vittata prefers humid environment, such as riverside and swamp.
3. Use: Goose intestines have certain edible and medicinal value. Its seedlings and tender stems and leaves can be fried, boiled, cold and eaten. And it tastes slightly bitter, sweet and sour, cool and nontoxic. Medically, the whole herb is used as medicine, which has the effects of clearing away heat and toxic materials, relaxing muscles and tendons, activating collaterals, promoting blood circulation, removing blood stasis and reducing swelling. Pteris vittata is mainly used for ornamental and greening, and its medicinal or edible value is relatively low.