File:Coptis japonica、5026696、黄蓮・丹波市立薬草薬樹公園.JPG
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[edit]DescriptionCoptis japonica、5026696、黄蓮・丹波市立薬草薬樹公園.JPG |
English: Coptis japonica
日本語:黄蓮 丹波市立薬草薬樹公園 |
Date | |
Source | 松岡明芳 |
Author | 松岡明芳 |
オウレンとはキンポウゲ科の植物の一種。学名Coptis japonica。
北海道、本州、四国の山地の木陰に自生する多年生草本。薬用植物のため栽培もされる。花期は3~4月頃で小さな白い花を咲かせる。
生薬 [編集]
本種、同属のC. chinensis、C. deltoidea、C. deltoideaの根をほとんど取り除いた根茎は黄連(オウレン)という生薬で、苦味健胃、整腸、止瀉等の作用がある。この生薬には抗菌作用、抗炎症作用等があるベルベリン(berberine)というアルカロイドが含まれている。
黄連湯、黄連解毒湯、三黄丸、三黄瀉心湯、温清飲などの漢方方剤に使われる。
Licensing
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current | 16:41, 14 September 2010 | 1,280 × 960 (358 KB) | 松岡明芳 (talk | contribs) | {{Information |Description={{en|1=Coptis japonica}} {{ja|1=黄蓮 丹波市立薬草薬樹公園}} |Source=松岡明芳 |Author=松岡明芳 |Date=2010,5,26 |Permission= |other_versions= }} オウ� |
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Image title | OLYMPUS DIGITAL CAMERA |
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Camera model | SP560UZ |
Exposure time | 1/30 sec (0.033333333333333) |
F-number | f/5.6 |
ISO speed rating | 100 |
Date and time of data generation | 16:33, 2 May 2010 |
Lens focal length | 5.55 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Version 1.1 |
File change date and time | 16:33, 2 May 2010 |
Y and C positioning | Co-sited |
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Exif version | 2.21 |
Date and time of digitizing | 16:33, 2 May 2010 |
Image compression mode | 2 |
Maximum land aperture | 2.97 APEX (f/2.8) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash fired, compulsory flash firing |
Color space | sRGB |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 0 |
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