Lactuca virosa (leaf)
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| caption1=Large trichome found on the lower epidermis near the vein showing lignified cell observed at 400x with Acidified Chloral Hydrate Glycerol Solution. | | caption1=Large trichome found on the lower epidermis near the vein showing lignified cell observed at 400x with Acidified Chloral Hydrate Glycerol Solution. | ||
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| image2=Lactuca_virosa-1-_Alkemist_Laboratories.png | | image2=Lactuca_virosa-1-_Alkemist_Laboratories.png | ||
| caption2=Dark brown latex observed at 400x with Acidified Chloral Hydrate Glycerol Solution. | | caption2=Dark brown latex observed at 400x with Acidified Chloral Hydrate Glycerol Solution. |
Revision as of 04:37, 17 March 2014
Contents |
Nomenclature
Lactuca virosa L. Asteraceae
Standardized common name (English): wild lettuce
Botanical Voucher Specimen
Organoleptic Characteristics
Macroscopic Characteristics
Microscopic Characteristics
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High Performance Thin Layer Chromatographic Identification
Wild Lettuce (leaf) (Lactuca virosa) Lane Assignments Lanes, from left to right (Track, Volume, Sample):
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: formic acid: glacial acetic acid: water [10/0.9/0.9/2] Sample Preparation Method 0.3g+3mL CH3OH sonicate/heat @~50° C ~ 1/2 hr Detection Method Natural Product Reagent + PEG -> UV 365 nm Reference see Lactuca_virosa_-_Alkemists_Laboratories.jpg
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Supplementary Information
Sources
- ↑ Elan M. Sudberg, Alkemist Laboratories http://www.alkemist.com
- ↑ Elan M. Sudberg, Alkemist Laboratories http://www.alkemist.com
- ↑ Elan M. Sudberg, Alkemist Laboratories http://www.alkemist.com