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Rosin is the solid resin left after the volatile oil is distilled from oleoresin produced by pine-family plants. Commonly discussed as a traditional topical medicinal material and found in certain legally approved topical preparations, it can be distinguished by its appearance, source, and resinous scent. This article also explains its traditional uses, modern safety concerns, and differences from frankincense and sweetgum resin.

Long Chi is not the tooth of a mythical dragon, but a fossilized traditional Chinese medicinal material formed from the teeth of ancient mammals. This article explains its appearance, medicinal part, processing methods, traditional applications, common formulas, and important usage precautions.

Ma Lan Cao generally refers to the whole Ma Lan plant or its root. In some regions, its young stems and leaves are called Ma Lan Tou and eaten as a wild vegetable. This article explains its appearance, medicinal parts, traditional Chinese medicine perspectives, similar plants, common formulas, and precautions.

Ye Ming Sha is a distinctive traditional herbal material derived from dried bat droppings. This article explains its appearance, medicinal source, historical understanding, traditional formulas, differences from Can Sha and Wu Ling Zhi, and the hygiene risks associated with collection, dust inhalation, and ingestion.

Kapok flower is a common plant material in southern China and a traditional herbal medicine with strong regional characteristics. This article explains how to identify kapok flower, its medicinal parts, traditional Chinese medicine perspectives, differences from similar flowers, common formulas, and usage precautions, helping readers distinguish ornamental fallen flowers, medicinal kapok flower, and kapok fiber.

Snow lotus usually refers to high-altitude Asteraceae plants such as Saussurea involucrata, which have ecological and conservation value. This article explains their appearance, medicinal parts, traditional uses, modern research, differences from similar plants, common preparations, and important precautions to help readers develop a more accurate understanding.

What is golden lotus flower? It is the dried flower of plants such as Trollius chinensis in the Ranunculaceae family, and is relatively easy to identify by its orange-yellow flowers and numerous petal-like sepals. This article explains its medicinal parts, traditional uses, differences from honeysuckle and chrysanthemum, common preparations, and precautions to help overseas Chinese readers develop a basic understanding.

Potentilla is a widely recognized traditional Chinese medicinal plant, typically used as dried whole herb. This article covers its appearance, medicinal parts, traditional understanding, differences from similar plants, and formulas such as Potentilla Decoction and Potentilla Powder, while highlighting precautions for field identification and use.

Snakeberry is a common creeping herb whose red aggregate fruits are easily confused with strawberries and other wild plants. This article explains how to identify it, which parts are traditionally used medicinally, how traditional Chinese medicine views it, common topical applications, and important safety precautions.

Liaoge Wang is a traditional local medicinal material, generally referring to the roots or root bark of Daphne genkwa and related plants in the Thymelaeaceae family. This article introduces its appearance, medicinal parts, traditional understanding, differences from similar herbs, and safety risks to help readers develop basic identification awareness and understand why it should not be taken internally or applied externally without professional guidance.

Mountain sesame is a regional medicinal herb used in some areas, typically involving the plant’s root or root bark. Because its botanical origins and names may vary by region, it should not be confused with edible sesame or collected and prepared for use without guidance. This article explains its appearance, traditional uses, medicinal parts, differences from similar herbs, and potential safety risks.

What is Liangmianzhen? It is the dried root of a Rutaceae plant known as Liangmianzhen, whose branches often bear hooked thorns and whose root bark is yellowish brown. This article introduces its appearance, medicinal parts, traditional understanding, modern research, preparation types, and important usage precautions to help overseas Chinese readers build a basic understanding.

Dysosma is a group of plants that has attracted attention in traditional herbal medicine and local medical practices. Its rhizomes and roots have a history of medicinal use, but they may contain podophyllotoxin-related compounds with significant toxicity risks. This article explains its appearance, medicinal parts, traditional understanding, modern research, differences from similar plants, and usage precautions to help readers approach this high-risk herbal material more cautiously.

What is Tie Bao Jin? It generally refers to Rhamnaceae plants known locally in southern China as “laoshu er,” with the root or entire plant used medicinally depending on local standards. This article explains its appearance, root characteristics, traditional uses, differences from similar herbs, common formulas, and safety considerations.

What is Tu Niuxi? In different regions, the name may refer to local botanical sources such as Achyranthes aspera or Achyranthes longifolia, and it should not be directly equated with the medicinal Achyranthes recognized by pharmacopoeias. This article explains its plant features, medicinal parts, traditional uses, common formulas, and precautions.