Glycine max (bean)

Nomenclature

Glycine max Merr.   Fabaceae  
Standardized common name (English): soy bean

Botanical Voucher Specimen

Source: MOBOT, Tropicos.org

Macroscopic Characteristics

[Glycine max] is an annual having hairy, trifoliate leaves, inconspicuous, violet-colored flowers, and forms broad legumes containing 2 to 5 seeds. The latter are compressed, spherical and vary from brownish-green to brownish-black. Source: United States Dispensatory (1918)

Microscopic Characteristics

Conical/dumbbell shaped (of various sizes) unicellular thick-walled fiber observed at 400x with Acidified Chloral Hydrate Glycerol Solution. Source: Elan M. Sudberg, Alkemist Laboratories	Prisms of calcium oxalate observed at 400x with Acidified Chloral Hydrate Glycerol Solution. Source: Elan M. Sudberg, Alkemist Laboratories

High Performance Thin Layer Chromatographic Identification

Glycine max HPTLC ID - Vanillin Sulfuric Acid Reagent UV 365 nm Soy (bean) (Glycine max) Lane Assignments Lanes, from left to right (Track, Volume, Sample): 3 μL Aescin ~0.1% in Methanol 3 μL Glycine max-1 3 μL Glycine max-2 3 μL Glycine max-3 3 μL Glycine max-3 3 μL Glycine max-4 3 μL Glycine max-5 3 μL Daidzein ~0.1% in Methanol 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: Acetic acid: CH3OH: H2O [6/1.5/1.5/1]  Sample Preparation Method 0.3 g + 3 ml 70% grain EtOH sonicate/heat @ 50° C ~ 1/2 hr  Detection Method Vanillin/H2SO4 Reagent -> 110° C 5 min -> UV 365 nm  Reference see Method Developed by Alkemists Laboratories Source: Elan M. Sudberg, Alkemist Laboratories