Galeopsis segetum Necker. |
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Botanical Name |
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Galeopsis segetum Necker. |
English
Name |
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Downy Hempnettle |
Synonym(s) |
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Galeopsis dubia Leers., Galeopsis ochroleuca Lam. |
Family |
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Lamiaceae |
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General Info
| Description |
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Annual plant. Stem ascending, 4-angled, branched, not swollen and not rough at nodes. Light-head glandular hairs. Leaves opposite, ovate, lanceolate, densely velvety beneath, erect-haired. Flowers light-yellow or pink, 25-35 mm long in whorls. Upper lip helmet-shaped, erect. Lower lip 3-lobed, median lobe longer than broad and the largest. 4-8 flowers in pseudo-whorl. Calyx campanulate, narrow, 10-veind and 5 subequal teeth 2-4 mm ending in a bristle spine. Fruit 4-achene, ovoid, 3 mm x 2 mm, dull. |
| Herb Effects |
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Astringent, diuretic and mildly expectorant (flowering plant) |
Chemistry
| Active Ingredients |
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8-O-acetylharpagide, antirrhinoside, harpagide (shoot |
| Chemistry
of Active Ingredients |
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Name |
CAS# |
IUPAC Name |
Formula |
Structure |
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| 8-O-Acetylharpagide |
6926-14-3 |
[(1S,6S,9S)-9-methyl
-2-[(2S,3R,4R,6R)-3,
4,5,5,6-pentahydroxy
-6-(hydrox
ymethyl)
oxan-2-yl]oxy-3-oxab
icyclo[4.3.0]non-4-e
n-9-yl] acetate |
C17H26O11 |
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| Antirrhinoside |
20770-65-4 |
Not Available |
C15H22O10 |
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| Harpagide |
6926-08-5 |
(1S,5S,6R,7S,9R)-7-m
ethyl-5-[(2S,3R,4S,5
R,6R)-3,4,5-trihydro
xy-6-(hydr
oxymethy
l)oxan-2-yl]oxy-4-ox
abicyclo[4.3.0]non-2
-ene-1,7,9-triol |
C15H24O10 |
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Pharmacology
| Medicinal Use |
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Catarrh and viral infections and inflammations of the upper respiratory tract; also in coughs related to silicosis and tuberculosis. In the treatment of whooping cough, bronchitis, tracheitis etc (decoction). |
| Reference |
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 Stary, Medicinal Herbs and Plants.
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Dealers
Products
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