| Class and Class No. | 3E (19 ) |
| Name | Leung Kristy |
| Year: | 2017-2018 |
Instruction: Type in useful information in the space provided.
| Chinese name: | 地黃 |
| Family Name (科名): | 玄參科 Scrophulariaceae |
| Scientific name (學名): | Rehmannia glutinosa |
| Common name (俗名): | 熟地黄 |
| 習性：
多年生草本。 |
Growth habit:
Perennial herb. |
| 葉：
基生葉叢生，倒卵形至長橢圓形。 |
Leaf:
Basal leaves tufted, obovate to oblong. |
| 花：
總狀花序，紫紅色。花期4－5月。 |
Flower:
Racemes, purplish red. Matured from April to May. |
| 果：
蒴果卵圆形。果期5－6月。 |
Fruit:
Capsule oval. Matured from May to June. |
| 性味功能
甘，微温。 |
Properties
Sweet, slightly warm. |
| 主治
治療高血壓，血壓，下降血清胆固醇和甘油三酯。 |
Treats
Hypertension, blood pressure, decrease Serum cholesterol and triglycerides. |
| 知多一點點：
常與當歸、白芍、川芎同用， 治療血虛萎黃，眩暈，心悸，失眠及月經不調、崩中漏下等 |
More to learn:
With Angelica, white peony root, Chuanxiong, treat blood deficiency chlorosis, dizziness, palpitations, insomnia and irregular menstruation, collapse, etc. |
Previous Scientific Research (if any):
- 熟地黃炮製加酒與否科研成果鑑定書，6
Useful Link:
| Topics | Hyperlinks |
| General information on Rehmannia glutinosa | https://baike.baidu.com/item/%E7%86%9F%E5%9C%B0/1211085 |
| Plant profile on Rehmannia glutinosa | http://www.tcm100.com/userReg/JiaoCai/ZhongYaoXue/zzZhongYao412.htm |
| Usage of Rehmannia glutinosa | https://zh.wikipedia.org/wiki/%E5%9C%B0%E9%BB%83 |
Questions:
| (Beginner) | Guidelines:
Answer can be directly harvested from the information given. e.g. Q1. What are the medicinal values of Rehmannia glutinosa? Answer: …….. |
| (Elementary) | Guidelines:
Answer can be obtained from the information given and the external links. e.g. Q2. Where is the origin of Rehmannia glutinosa? Answer: …….. |
| (Advanced) | Guidelines:
Question requires higher order thinking. More information should be found from external links or reference before answering the questions. Q3. What are the chemical composition of Rehmannia glutinosa? Answer: …….. |
| Class and Class No. | 3E (26) |
| Name | Tan Ruikang |
| Year: | 2017-2018 |
Instruction: Type in useful information in the space provided.
| Chinese name: | 生地黃 |
| Family Name (科名): | 雙子葉植物藥科Scrophulariacease |
| Scientific name (學名): | Rehmannia glutinosa |
| Common name (俗名): | dried rehmannia root生地、地髓、原生地、幹生地 |
| 習性：
生於溫和氣候及陽光充足之地，性耐寒，耐乾旱，怕積水 |
Growth habit:
Born in a temperate climate and sunny areas, resistant to cold, drought，water fear |
| 葉：
葉基生成叢，倒卵狀披針形，基部漸狹成柄，邊緣有不整齊鈍齒，葉面皺縮，下麵略帶紫色 |
Leaf:
Lump leaves, obovate lanceolate, base gradually narrow into handle, margin disordered obtuse, leaf surface crinkled, lower slightly purple |
| 花：花冠鐘形，略2唇狀，紫紅色，內面常有黃色帶紫的條紋
|
Flower Corolla bell-shaped, slightly 2 lip-shaped, fuchsia, usually with a streak of yellow and purple color on the inner surface:
|
| 果：
果球形或卵圓形，具宿萼和花柱。花期4～6月，果期7～8月。 |
Fruit:
Fruit globose or ovoid, with calyx and style. Flowering 4 ~ June, fruit period 7 ~ August. |
| 性味功能
有清熱生津滋陰，養血的功效。
|
Properties
Have the effect of clearing heat and raising cool, raising blood |
| 主治
用於溫熱病熱入營血，身熱口幹、舌絳或紅等症狀 |
Treats
Used for warm fever d, body heat dry, tongue or red symptoms |
| 知多一點點：
生地黃可以直接泡水喝，現在有好多飯店都有地黃水，就是用的生地黃直接泡水，特別適合容易上火的人。 |
More to learn:
Dried rehmannia root can be directly drunk with water. Many restaurant provide dried rehmannia root water which is especially suitable for fire-prone person. |
Previous Scientific Research (if any):
| 生地黃的現代藥理研究與臨床應用 Modern Pharmacological Research and Clinical Application of Dried rehmannia root
1. |
Useful Link:
| Topics | Hyperlinks |
| General information on Dried rehmannia root | https://baike.so.com/doc/3039294-3204264.html |
| Price of Dried rehmannia root | http://www.zyctd.com/jiage/xq520.html |
| Method of eating Dried rehmannia root | https://www.cndzys.com/zhongyi/zhongcaoyao/820199.html |
| Difference between dried rehmannia root and normal rehmannia root | http://www.xywy.com/zy/jb/zyfj/jyfy/721017.html |
Questions:
| (Beginner) | Guidelines:
Answer can be directly harvested from the information given. Question: Dried rehmannia root powder can be directly drunk with water. What are the medicinal values of it? Answer: It can strengthen the physical immunity and it also has the effects of slowing down ageing |
| (Elementary) | Guidelines:
Answer can be obtained from the information given and the external links. Q2: Name one cuisine made of dried rehmannia root and explain its effect. Answer: Chicken stewed with dried rehmannia root, it has the effect of filling up the marrow, profiting the kidney, and is suitable for patients with kidney deficiency osteoporosis. |
| (Advanced) | Guidelines:
Question requires higher order thinking. More information should be found from external links or reference before answering the questions. Q3:Describe the difference beween dried rehmannia root and rehmannia root(熟地黃 ) on appearance. Answer: Dried rehmannia root: More irregular shape or Oblong, medium expansion, two sections slightly thin, some smaller, long, flat and curved. The surface is brownish-black or brownish-gray, extremely creased, with irregular transverse lines. Body weight, soft and tough, not easy to break, cross section brown black or black, rehmannia root: For irregular pieces, pieces, size, thickness vary. The surface is dark black, shiny and viscous. Soft and ductile, not easy to break, black finish, |
Secondary 3 Science (Biology)
Mini-project on Chinese Medicinal Herbs
Information sheet
| Class and Class No. | 3A ( 4 ) |
| Name | Cheung Chun Hin, Angus |
| Year: | 2017-2018 |
Instruction: Type in useful information in the space provided.
| Chinese name: | 生地黄 |
| Family Name (科名): | 玄参科Scrophulariaceae |
| Scientific name (學名): | Rehmannia glutinosa |
| Common name (俗名): | 地黄、生地、地髓、原生地 |
| 習性：
人参，多年生直立草本。喜温和气候及阳光充足之地，怕积水。其块根在25-28℃时增长迅速。
|
Growth habit:
A kind of Ginseng, perennial upright herbs. Mild climate and sunshine favors its growth but is afraid of water. Its roots grow rapidly at 25-28 ℃. |
| 葉：
葉通常在莖基部集成蓮座狀，向上則強烈縮小成苞片，或逐漸縮小而在莖上互生；葉片卵形至長橢圓形，上面綠色，下面略帶紫色或成紫紅色，長2-13厘米，寬1-6厘米，邊緣具不規則圓齒或鈍鋸齒；基部漸狹成柄，葉脈在上面凹陷，下面隆起。 |
Leaf:
Leaves are generally glandular-rosulate near its base, but strongly narrowed to bracts in its upper part, or tapering to alternate on stem; Leaf blade varies from to ovate to oblong, green-colored in the upper part, purplish in the lower part, 2-13 cm long, 1-6 cm wide, has irregularly crenate or obscurely serrate in its edge; base attenuate into stipe, veins are concave on the surface, convex below. |
| 花：
花具長0.5-3厘米之梗，梗細弱，彎曲而後上升，在莖頂部略排列成總狀花序，或幾全部單生葉腋而分散在莖上。 |
Flower:
Flowers has 0.5-3 cm long stems, stems are thin, curved and then rose, slightly arranged as raceme in the top of the stem or slightly axillary and all scattered in the stems. |
| 果：
/
|
Fruit:
/ |
| 性味功能
甘苦，凉。 |
Properties
Bitter, cool-natured. |
| 主治
陰虛發熱，消渴，吐血，衄血，血崩，月經不調，胎動不安，陰傷便秘。 |
Treats
Relieves high fever with sweet and warm-natured drugs, diabetes, stanch bleeding, nourish blood for regulating menstruation, preventing miscarriage, relaxing bowels |
| 知多一點點：
鮮地黃中含有20多種氨基酸，其中以精氨酸含量最高；乾地黃中有15種氨基酸，其中丙氨酸含量最高。地黃中還含有鐵、鋅、錳、鉻等20多種微量元素。 |
More to learn:
Fresh rehmannia contains more than 20 kinds of amino acids, with highest content of arginine; Dried rehmannia has 15 kinds of amino acids, of which alanine content is the highest. Rehmannia also contains iron, zinc, manganese, chromium and other 20 kinds of trace elements. |
Previous Scientific Research (if any):
| 1. Experimental research about the effect of Rehmannia glutinosa on the drug effect fingerprints of the rabbit’s blood serum of Yin deficiency and heat flourishing syndrome. |
Useful Link:
| Topics | Hyperlinks |
| Introduction to Rehmannia glutinosa | https://baike.baidu.com/item/%E7%94%9F%E5%9C%B0%E9%BB%84 |
| Medicinal Uses of Rehmannia glutinosa | https://kknews.cc/zh-hk/health/rzzjgoo.html |
| Things to Keep in Mind when Eating Rehmannia glutinosa | http://www.pingguolv.com/zy/gongxiao/90177.html |
| Introduction to Rehmannia glutinosa | https://zh.wikipedia.org/wiki/%E5%9C%B0%E9%BB%83 |
Questions:
| (Beginner) | Guidelines:
Answer can be directly harvested from the information given. Q1. Which family does Rehmannia glutinosa belong to? Answer: Scrophulariaceae. |
| (Elementary) | Guidelines:
Answer can be obtained from the information given and the external links. Q2. Write down 5 chemicals in Rehmannia glutinosa. Answer: Mannitol, Stigmasterol, Catalpol. |
| (Advanced) | Guidelines:
Question requires higher order thinking. More information should be found from external links or reference before answering the questions. Q3. Write down 3 medicinal uses of Rehmannia glutinosa. Answer: Stanch bleeding, Sore throat, Clear hectic heat. |
