Uncaria tomentosa (root)

From AHPA Botanical Identity References Compendium
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{{Request | source=Information Request
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{{DISPLAYTITLE:''Uncaria tomentosa'' (root) }} {{askbox|herb=''Uncaria tomentosa''}}
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             | description=Cat's Claw (root) (''Uncaria tomentosa'')
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=Nomenclature=
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              }}
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{{nomenclature | binomial=Uncaria tomentosa
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|authority=(Willd.) DC.
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|family=Rubiaceae
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|scn=cat's claw
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|syn=
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|ayurvedic=
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|pinyin=
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|aka=uña de gato
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|notes= }}
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=Botanical Voucher Specimen=
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{{Media2    | cat=Voucher
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            | source=MOBOT, Tropicos.org
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            | mainimage=Uncaria_tomentosa_Tropicos_18534.jpg
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            | companyimage=TropicosLogo.gif
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            | companyURL=http://www.tropicos.org/Image/18534
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            | reference=Tropicos.org. Missouri Botanical Garden. 26 Mar 2014 <http://www.tropicos.org/Image/18534>
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            | source2=MOBOT, Tropicos.org
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            | image2=Uncaria_tomentosa_Tropicos_18535.jpg
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            | companyimage2=TropicosLogo.gif
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            | companyURL2=http://www.tropicos.org/Image/18535
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            | reference=Tropicos.org. Missouri Botanical Garden. 26 Mar 2014 <http://www.tropicos.org/Image/18535>
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            | }}
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=Organoleptic Characteristics=
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=Macroscopic Characteristics=
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{{ Media2    | cat=Macroscopy
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            | source=PlantaPhile
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            | mainimage=PlantaPhile - 2412.jpg
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            | companyimage=PlantaPhile logo.jpg
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            | companyURL=http://plantaphile.com/
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            | source2=PlantaPhile
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            | image2=PlantaPhile - 3052.jpg
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            | companyimage2=PlantaPhile logo.jpg
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            | companyURL2=http://plantaphile.com/
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            | }}
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=Microscopic Characteristics=
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{{Media |cat=Microscopy | source=Elan M. Sudberg, Alkemist Laboratories
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            | companyimage= AP-LOGO-Laboratories Crop - Copy.jpg
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            | companyURL=http://www.alkemist.com
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            | mainimage=Uncaria tomentosa - Alkemist Laboratories.jpg
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            | caption1=Group of parallel heavily lignified fibers observed at 400x with Acidified Chloral Hydrate Glycerol Solution.
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             | description= Cat's Claw (root) (''Uncaria tomentosa'')
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            | reference=American Herbal Pharmacopoeia & Therapeutic Compendium
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            | }}
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=High Performance Thin Layer Chromatographic Identification=
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{{HPTLC | source=Elan M. Sudberg, Alkemist Laboratories
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            | description=Cat’s Claw (bark) (''Uncaria tomentosa'')
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            | companyimage=AP-LOGO-Laboratories Crop - Copy.jpg
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            | companyURL=http://www.alkemist.com
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            | mainimage=Uncaria_tomentosa_bark_-_Alkemists_Laboratories.jpg
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            | caption1=''Uncaria tomentosa'' HPTLC ID - Natural Product Reagent + PEG-> UV 365 nm
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            | stationaryphase=Silica gel 60, F254, 10 x 10 cm HPTLC plates
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            | mobilephase= ethyl acetate: CH3OH: HCOOH: H2O [10/0.27/0.3/0.5]
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            | prep= 0.3g+3mL 70% grain EtOH sonicate/heat @ 50° C ~ 1/2 hr
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            | detection= Natural Product Reagent + PEG-> UV 365 nm
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            | lanes= Lanes, from left to right (Track, Volume, Sample):
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# 3 μL Uncarine C~0.1% in CH3OH
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# 3 μL ''Uncaria tomentosa''-1 (bark)
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# 3 μL ''Uncaria tomentosa''-2 (bark)
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# 3 μL ''Uncaria tomentosa''-3 (bark)
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# 3 μL ''Uncaria tomentosa''-3 (bark)
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# 3 μL ''Uncaria tomentosa''-4 (bark)
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# 3 μL ''Uncaria tomentosa''-5 (bark)
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# 3 μL Uncarine E~0.1% in CH3OH
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Reference materials used here have been authenticated by macroscopic, microscopic &/or TLC studies according to the reference source cited below held at Alkemists Laboratories, Costa Mesa, CA.
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            | reference=Plant Drug Analysis, Wagner, H., 1996
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            | }}
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=Supplementary Information=
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=Sources=
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<references />

Latest revision as of 17:09, 28 April 2015

AHPA recognizes other valuable resources exist regarding the identity of Uncaria tomentosa.

To submit a suggestion or contribution, please contact Merle Zimmermann.

Contents

Nomenclature

Uncaria tomentosa (Willd.) DC.   Rubiaceae  
Standardized common name (English): cat's claw

Botanical Voucher Specimen

bottomright bottomright

Uncaria tomentosa Tropicos 18534.jpg
Source: MOBOT, Tropicos.org[1]

Uncaria tomentosa Tropicos 18535.jpg
Source: MOBOT, Tropicos.org[2]

Organoleptic Characteristics

Macroscopic Characteristics

bottomright bottomright

PlantaPhile - 2412.jpg
Source: PlantaPhile[3]

PlantaPhile - 3052.jpg
Source: PlantaPhile[4]


Microscopic Characteristics

bottomright

Uncaria tomentosa - Alkemist Laboratories.jpg
Group of parallel heavily lignified fibers observed at 400x with Acidified Chloral Hydrate Glycerol Solution.
Source: Elan M. Sudberg, Alkemist Laboratories[5]

High Performance Thin Layer Chromatographic Identification

AP-LOGO-Laboratories Crop - Copy.jpg
(thumbnail)
Uncaria tomentosa HPTLC ID - Natural Product Reagent + PEG-> UV 365 nm

Cat’s Claw (bark) (Uncaria tomentosa)

Lane Assignments Lanes, from left to right (Track, Volume, Sample):

  1. 3 μL Uncarine C~0.1% in CH3OH
  2. 3 μL Uncaria tomentosa-1 (bark)
  3. 3 μL Uncaria tomentosa-2 (bark)
  4. 3 μL Uncaria tomentosa-3 (bark)
  5. 3 μL Uncaria tomentosa-3 (bark)
  6. 3 μL Uncaria tomentosa-4 (bark)
  7. 3 μL Uncaria tomentosa-5 (bark)
  8. 3 μL Uncarine E~0.1% in CH3OH

Reference materials used here have been authenticated by macroscopic, microscopic &/or TLC studies according to the reference source cited below held at Alkemists Laboratories, Costa Mesa, CA. 

Stationary Phase Silica gel 60, F254, 10 x 10 cm HPTLC plates 

Mobile Phase ethyl acetate: CH3OH: HCOOH: H2O [10/0.27/0.3/0.5] 

Sample Preparation Method 0.3g+3mL 70% grain EtOH sonicate/heat @ 50° C ~ 1/2 hr 

Detection Method Natural Product Reagent + PEG-> UV 365 nm 

Reference see Plant Drug Analysis, Wagner, H., 1996


Source: Elan M. Sudberg, Alkemist Laboratories [6]

Supplementary Information

Sources

  1. ↑ MOBOT, Tropicos.org http://www.tropicos.org/Image/18534
  2. ↑ MOBOT, Tropicos.org http://www.tropicos.org/Image/18535
  3. ↑ PlantaPhile http://plantaphile.com/
  4. ↑ PlantaPhile http://plantaphile.com/
  5. ↑ Elan M. Sudberg, Alkemist Laboratories http://www.alkemist.com
  6. ↑ Elan M. Sudberg, Alkemist Laboratories http://www.alkemist.com
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