✵The TCM herbalism is also known as pharmaceutics of Traditional Chinese Medicine, or Chinese pharmaceutics, is the branch of health science dealing with the preparation, dispensing, and proper utilization of Chinese herbs. It is majorly composed of Introduction of Chinese Medicinals, Classification of Chinese Herbs, Formulas, and Patent medicines.
Classifications of Herbs:Dispelling Internal Cold Herbs.
Introduction: Dispelling Internal Cold Herbs: also known as interior-warming herbs, an agent or substance herbs that warms the interior and expels internal cold, also known as cold-expelling herbs.
✵Till the date Oct 10th,2019, there are totally  kinds of common TCM herbs,  kinds of related plant species are recorded in this category. These Dispelling Internal Cold Herbs are briefly introduced separately:
Fructus Foeniculi(Fennel Fruit).
Brief Introduction: The herb Fructus Foeniculi is the dried fruit of Foeniculum vulgare Mill.(family Umbelliferae), used to dispel cold, regulate the Qi flow and relieve pain for treating cold pain in the lower abdomen, and distending pain in the testis. The herb is commonly known as Fructus Foeniculi, Fennel Fruit, Xiǎo Huí Xiānɡ.
✵The herb Fructus Foeniculi(Fennel Fruit) is the dried fruit of Foeniculum vulgare Mill., it is a plant of the Foeniculum Mill. Genus, the Apiaceae(Umbelliferae) family of the Apiales order.
(1).Foeniculum vulgare Mill.: The Foeniculum vulgare Mill., is a plant of the Apiaceae(Umbelliferae) family and Foeniculum Mill genus, it is commonly known as "Bitter fennel, Carosella, common fennel, finocchio, Florence fennel, garden fennel, large fennel, sweet fennel, wild fennel, xiao hui xiang, etc.", a perennial plant, 0.4~2 meters high. With a strong aroma. Stems erect, smooth glabrous, gray-green or pale, spreading on upper branches with fine longitudinal grooves. Stem leaves alternate; the lower part of the stem leaves petiole length 5~15 cm, middle or upper leaves petiole or all sheath-like, sheath edge membranous; leaf profile main country wide triangle, about 30 cm, width 40 cm, Four to five back feather splits; the last back lobes filamentous, 0.5~5 cm long, 0.5~1 cm wide. Complex umbels terminal or lateral, diameter 3~15 cm; small umbels with flowers 14~30 flowers, stems slender, unequal length, length 0.3~1.2 cm; flowers small, non-calyx teeth; petals yellow, Obovate or nearly obovate, yellowish, ca. 1.5 mm, width 1 mm, medial to middle, apex dimpled; 5 stamens, filaments slightly longer than petals, anthers oval, yellowish, 2-loculed, style basal conic, style very short, outwardly spreading or appressed on style base. Double hanging fruit oval, length 3.5~6 mm, width 1.5~2 mm, sharp; each groove has 1 tubing, 2 co-production tubing, endosperm ventral straight or slightly concave. Its flowering period is from May to June, fruiting from July to September.
Collect seeds in summer and let the plant die back naturally in winter. Harvest seeds when mature and brown, but before they drop; check for aphids. Morning hours for harvest are best to avoid unnecessary seed losses.
Varieties of fennel: F. vulgare Rubrum (bronze fennel) has beautiful, dark reddish bronze foliage. It makes a striking accent in gardens. F. vulgare azoricum (Florence fennel or finacchio; sometimes listed as var. dulce, incorrectly called sweet anise, and sold as anise in supermarkets) has thickened leaf bases that form a bulbous base called the bulb, which is eaten raw or cooked. Finocchio grows like a stalk of celery and is eaten raw or boiled as a vegetable. Florence fennel needs cool weather to develop its bulb, so sow seeds in midsummer for a fall harvest. Plants grown from a spring sowing may bolt in warm summer weather before forming the bulb. Plants benefit from frequent fertilization and watering. Cut off flower heads to encourage the development of a thicker base. Once the bulb is about egg size, it can be hilled up with soil to blanch. It will be ready to harvest in a few weeks.
Ecological environment: it is cultivated all over China. Resource distribution: it is native to the Mediterranean area. It prefers moist cool climate, salt tolerance, strong adaptability, the soil requirements are not strict, but to choose flat terrain, fertile loose, good drainage sand loam or light alkaline black soil is appropriate.
Trait identification: Fruit bicuspid cylindrical, slightly pointed at both ends, sometimes slightly curved, 4~8 mm long, 1.5~2.5 mm in diameter; Surface yellowish-green to brown, smooth and glabrous, apex with conical brilliant brown stylopodium, sometimes with small stalks at base, minute fruit elliptic, abaxially raised, with 5 straight longitudinal edges, jointed surface flat, darker, with longitudinal groove. The cross-section is nearly pentagonal and the four sides of the back are about the same length. Smells specific and aromatic, slightly sweet and pungent taste. The herb with grain, big full, yellow-green, smell thick is better.