Sawwort (Serratula tinctoria) LC

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Serratula tinctoria flower Photo by Hectonichus - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=15574321

Description

Serratula tinctoria is commonly known as dyer's plumeless saw-wort or saw-wort. It is a native of Europe and a thistle like flower head. It grows in moist soil, full sun to part shade, and grows up to one meter tall.

Historical importance

Saw-wort is a well-known dye plant in Europe and the flowers give a lemon-yellow color.

Summary of results

Flavonoids were identified from the whole plant (aerial part) dyed wool from Turkey.

Analytical instrumentation and procedures

Chromatograms

Absorbance at 350nm (mAU)


Sample information

sample information, By R. A. Laursen, Boston University

Identified compounds

UV-Vis 3-O-Methylquercetin

3-o-methylquercetin.PNG

Apigenin UV-Vis

Apigenin.PNG

Luteolin UV-Vis

Luteolin.PNG


Compound RT (min.) MW UV/vis Other
Luteolin 36.4 286 348 Comments here
3-O-Methylquercetin 37.3 316 354
Apigenin 40.0 270 338

References

[1] [2] [3]