Introduction of Sang Ye:Folium Mori or Mulberry Leaf.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Mulberry Leaf, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Morus alba L., with a detailed introduction to the botanical features of this plant, the growth characteristics, and ecological environment of this plant, the features of the herb Mulberry Leaf, its pharmacological actions, medicinal efficacy, and administration guide.

Folium Mori(Mulberry Leaf).

Mulberry Leaf:herb photo  Pin Yin Name: Sānɡ Yè.
 English Name: Mulberry Leaf.
 Latin Name: Folium Mori.
 Property and flavor: light cold, sweet, bitter.

 Brief introduction: The herb Folium Mori is the dried leaf of White Mulberry, Morus alba L., used (1).to disperse wind and heat in the treatment of wind-heat affliction, (2).to pacify the liver and brighten the eyes for relieving hyperactivity of the liver with headache and acute conjunctivitis, and (3).to clear and moisten the lung for relieving dry cough. The herb is commonly known as Folium Mori, Mulberry Leaf, Sānɡ Yè.

 Botanical source: The herb Folium Mori(Mulberry Leaf) is the dried leaf of the Morus alba L., it is a plant of the Morus genus, the Moraceae family (mulberry,or fig family) of the Rosales order. This commonly used species is introduced:

Morus alba L.


 Morus alba L:Mulberry Tree Botanical description: Morus alba L. is commonly known as "Mulberry Tree", "White Mulberry", or "Sang Shu". The plant is a deciduous shrub or small tree, the tree grows up to 3~15 meters high. The bark is gray-white, with stripe lobes, and the root bark is yellowish-brown or reddish-yellow, strong fibrous. Simple leaves are alternate, the petiole is 1~2.5 cm long; the leaf blade is ovate to broad-ovate, 5~20 cm long, and 4~10 cm wide, the apex is sharp pointed or acuminate, the base is circular or nearly cordate, coarsely toothed or crenate on the edge, sometimes with irregular lobes, the upper surface is glabrous, glossy; there are short hairs on the veins of the under surface, hairy in the leaf axil, 3 veins from the base cross veinlet and form reticulated lines, obvious on the under surface; stipule is lanceolate, caducous. Flowers are unisexual, and dioecious; male inflorescence and female inflorescence arrange in spicate catkin, axillary; female inflorescence is 1~2 cm long, pilose, the peduncle is 5~10 mm long; male inflorescence is 1~2.5 cm long, dropping, slightly covered by fine hairs; the staminate flower has 4 perianth lobes, stamens 4, there is a sterile stamen in the center; Pistillate flower has 4 perianth lobes, base connate, stigma is 2-lobed. Achene, numerous and densely clustered into ovoid or oblong aggregate fruit, 1~2.5 cm long, green at the initial stage, when mature it gradually turns to fleshy, black purple or red. The seed is small. Its flowering period is from April to May, the fruiting period is from May to June.

 Morus alba L:Mulberry leaves Growth characteristics: The mulberry tree grows in hills, mountain slopes, and field around village, field, and mostly are cultivated. The tree is distributed in most areas of China, especially in the middle and lower reaches of the Yangtze River.

 The mulberry tree prefers a warm and moist climate, slightly resistant to shade. It starts to seedling when the temperature is over 12 °C (Celsius, or 53.6 degrees Fahrenheit), suitable temperature for plant growth is 25~30 °C (Celsius, or 77~86 degrees Fahrenheit), growth is inhibited when the temperature is over 40 °C (Celsius, or 104 degrees Fahrenheit), growth is stopped when the temperature is lower than 12 °C (Celsius, or 53.6 degrees Fahrenheit). The mulberry tree is tolerant to drought, tolerant to barren, and not tolerant to water logging. It has a strong adaptability to the soil.

 dried mulberry leaf Characters of herbs: The herb leaves are often shriveled and broken. The intact leaves have stalks, the petiole is 1~2.5 cm long; The flattened leaves are oval or broadly oval, 8~15 cm long, and 7~13 cm wide. The apex is acuminate, the base is truncated, round or cordate (heart-shaped), the edges are serrated or crenated, and some are irregularly divided. The upper surface is yellow-green or light yellow-brown, and some have small verrucous protrusions; The under surface is slightly lighter, the veins are protrudent, the veinlet is reticulated, the veins are covered with sparse hairs, and the base of veins is tufted. The herb is crisp. The herb has a slight odor, it tastes bland, slight bitterness and puckery. The herb of better grade has large leaves and yellow-green.

 Pharmacological actions: ①.effect of lowering blood sugar; ②.reduce blood lipid; ③.inhibitory effect on a variety of diseases and leptospirosis.

 Medicinal efficacy: Dispel wind and dissipate heat, moistening lung to relieve cough, clearing liver and improving vision (removing liver-fire for improving eyesight), indicated for cold of wind-heat type, dry cough of lung heat, dizziness and cephalea, red eyes and dim sighted.

 Administration of Folium Mori (Sānɡ Yè):
 
Reference: Administration Guide of Folium Mori (Sānɡ Yè)
TCM Books: ①.Internally:5~9 grams; ②.water decoction,1.5~3 qian (about 4.5~9 grams),or prepared to pill,powder. Externally: wash with water decoction, or mashed and apply; ③.water decoction, 4.5~9 grams, prepare to finely ground herb powder and prepared to pill, powder. Externally: proper amount, wash with water decoction or mashed and apply stick.

 
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References:
  • 1.Introduction of Sang Ye:Folium Mori or Mulberry Leaf.

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