Ambrosia chamissonis
Details Top
| Internal ID | UUID643fc5df3fc46899327302 |
| Scientific name | Ambrosia chamissonis |
| Authority | Greene |
| First published in | Man. Bot. San Francisco : 188 (1894) |
Ethnobotanical Use Top
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Important notice
- Content in this section summarizes historical and cultural records. It is not medical advice.
- Do not use plants for self-treatment. Safety, efficacy, and appropriate use are not established here.
- Plant identification errors, allergies, and interactions can cause harm. Consult qualified professionals for health questions.
- Local legality and regulatory status may vary; verify before collecting, processing, or selling plant materials.
Ambrosia chamissonis, known locally as chamiso, is recorded as a bitter tea for general discomfort in the Chumash region of California and its neighbors. Chumash healers traditionally prepared a decoction of the young leaves to address colds and sore throats (Bocek, Economic Botany, 1982). Turner notes that among the Ohlone and other coastal peoples, the dried leaves were drunk as a weak tea or bitter beverage for stomach troubles and as a general tonic (Turner, Indian Uses of Native Plants, 1997). A more distinctive preparation is the “mail” infusion used by the Yaghan (Yámana) of southern Chile: fresh leaves and flowers were steeped in hot water to make a tea valued as a diuretic and laxative (Gusinde, Die Yámana, 1917–1937; Hajdu and Greulich, 2013). On San Nicolas Island of the Northern Channel Islands, which lies within the wider cultural sphere that includes the coastal Chumash and adjacent groups, a soft, well-strained “tea” of the leaves was prepared for those feeling unwell (Miller, Pacific Coast Archaeological Society Quarterly, 1984).
A simple bitter decoction of the leaves is the most widely cited preparation in California. Simmer 1 tablespoon (about 1 gram) of dried young leaves in 250 ml of water for 5–10 minutes, then strain and drink 1 cup up to three times daily for cold discomfort or throat soreness. Because the plant is in the ragweed family, it can trigger allergic reactions in sensitive individuals; pregnant people should avoid it, and anyone with a ragweed allergy should discontinue use immediately.
Modern chemistry shows why Ambrosia chamissonis has been used as a bitter beverage. Analyses of aerial parts have identified sesquiterpene lactones such as psilostachyins, cinnamic acid derivatives including chlorogenic and caffeic acids, and flavonoids such as quercetin and luteolin glycosides (M. A. De la Torre et al., Journal of Natural Products, 2008). These constituents support its historic use as a bitter tonic.
Today the plant is locally available along the central California coast and on some Northern Channel Islands, and bitter “chamiso” teas are occasionally featured in curated ethnobotany displays or sold as herbal bitters. Research continues on its antimicrobial and antioxidant properties (Bennett et al., 2018), while coastal communities maintain an intermittent oral tradition of using the leaf infusion for gastrointestinal and respiratory comfort.
Synonyms Top
| Scientific name | Authority | First published in |
|---|---|---|
| Franseria chamissonis f. bipinnatisecta | (Less.) Calder & Roy L.Taylor | Canad. J. Bot. 43: 1399 (1965) |
| Gaertneria chamissonis | Kuntze | Revis. Gen. Pl. 1: 339 (1891) |
| Ambrosia chamissonis f. bipinnatisecta | (Less.) W.W.Payne | Biochem. Syst. 1: 32 (1973) |
| Franseria chamissonis | Less. | Linnaea 6: 507 (1831) |
| Ambrosia chamissonis var. bipinnatisecta | (Less.) J.T.Howell | Marin Fl., ed. 2, Suppl. 363. 1969 |
| Franseria chamissonis var. bipinnatisecta | Less. | Linnaea 6: 508 (1831) |
| Franseria chamissonis subsp. bipinnatisecta | (Less.) Wiggins & Stockw. | Madroño 4: 120 (1937) |
| Ambrosia chamissonis var. cuneifolia | (Nutt.) W.W.Payne | Biochem. Syst. 1: 32 (1973) |
| Franseria cuneifolia | Nutt. | Trans. Amer. Philos. Soc. , ser. 2, 7: 345 (1840) |
| Gaertneria bipinnatifida var. dubia | (Eastw.) A.Heller | Muhlenbergia 1: 6 (1900) |
| Franseria chamissonis var. cuneifolia | (Nutt.) Torr. & A.Gray | Fl. N. Amer. 2(2): 293 (1842) |
| Gaertneria chamissonis var. viscida | (Eastw.) A.Heller | Muhlenbergia 1: 6 (1900) |
| Franseria bipinnatifida var. insularis | Reiche | Anales Univ. Chile 112: 131 (1903) |
| Franseria villosa | Rydb. | N. Amer. Fl. 33(1): 26 (1922) |
| Franseria chamissonis subsp. typica | Wiggins & Stockw. | Madroño 4: 120 (1937) |
Common names Top
Add a new one! Suggest a correction!| Language | Common/alternative name |
|---|---|
| English | silver bur ragweed |
| Arabic | دمسيسة شامسوانية |
Germination/Propagation Top
Suggest a correction or add new data!
No germination or propagation data was added yet.
Distribution (via POWO/KEW) Top
Legend for the distribution data:
- Doubtful data
- Extinct
- Introduced
- Native
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Northern America click to expand
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Mexico
- Mexico Northwest
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Northwestern U.S.A.
- Oregon
- Washington
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Southwestern U.S.A.
- California
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Subarctic America
- Alaska
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Western Canada
- British Columbia
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Mexico
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Southern America click to expand
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Southern South America
- Chile Central
- Chile South
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Southern South America
Links to other databases Top
Suggest others/fix!| Database | ID/link to page |
|---|---|
| World Flora Online | wfo-0000000787 |
| UNII | E99H3G9J2Q |
| Canadensys | 2793 |
| USDA Plants | AMCH4 |
| Tropicos | 2709264 |
| KEW | urn:lsid:ipni.org:names:11045-2 |
| The Plant List | gcc-100748 |
| Open Tree Of Life | 3899828 |
| NCBI Taxonomy | 2065844 |
| Nature Serve | 2.145724 |
| IPNI | 11045-2 |
| iNaturalist | 71135 |
| GBIF | 3110718 |
| Freebase | /m/04d_pf9 |
| EOL | 468199 |
| Calflora (Californian flora) | 292 |
| USDA GRIN | 448071 |
| Wikipedia | Ambrosia_chamissonis |
Genomes (via NCBI) Top
No reference genome is available on NCBI yet. We are constantly monitoring for new data.
Scientific Literature Top
Below are displayed the latest 15 articles published in PMC (PubMed Central®) and other sources (DOI number only)!
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Phytochemical Profile Top
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Below are displayed the proven (via scientific papers) natural compounds!
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| Name | PubChem ID | Canonical SMILES | MW | Found in | Proof |
|---|---|---|---|---|---|
| > Lipids and lipid-like molecules / Prenol lipids / Triterpenoids | |||||
| [(1R,2R,4S,5R,8R,9R,10S,13R,14R,17S,18R,22S,23S)-10-[(2S,3R,4S,5S)-5-[(2S,3R,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxyoxan-2-yl]oxy-4-hydroxy-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-2,23-dihydroxy-9-(hydroxymethyl)-4,5,9,13,20,20-hexamethyl-24-oxahexacyclo[15.5.2.01,18.04,17.05,14.08,13]tetracosan-22-yl] acetate | 162985004 | Click to see | 1137.30 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| > Organoheterocyclic compounds / Dithiins | |||||
| (2S)-1-chloro-6-(6-prop-1-ynyldithiin-3-yl)hexa-3,5-diyn-2-ol | 162876549 | Click to see | 280.80 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| (2S)-2-[4-(6-prop-1-ynyldithiin-3-yl)buta-1,3-diynyl]oxirane | 163068282 | Click to see | 244.30 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| (2S)-2-chloro-6-(6-prop-1-ynyldithiin-3-yl)hexa-3,5-diyn-1-ol | 162991268 | Click to see | 280.80 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| (2S)-6-(6-prop-1-ynyldithiin-3-yl)hexa-3,5-diyne-1,2-diol | 162938006 | Click to see CC#CC1=CC=C(SS1)C#CC#CC(CO)O | 262.40 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| 1-Chloro-6-(6-prop-1-ynyldithiin-3-yl)hexa-3,5-diyn-2-ol | 14777882 | Click to see | 280.80 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 2-Chloro-6-(6-prop-1-ynyldithiin-3-yl)hexa-3,5-diyn-1-ol | 14777881 | Click to see CC#CC1=CC=C(SS1)C#CC#CC(CO)Cl | 280.80 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 3-(3-Buten-1-yn-1-yl)-6-(1,3-pentadiyn-1-yl)-1,2-dithiin | 441551 | Click to see | 228.30 | unknown |
https://doi.org/10.1023/B:JOEC.0000006440.57230.A9 https://doi.org/10.1016/0031-9422(89)80378-4 |
| 3-(5-Hexene-1,3-diyn-1-yl)-6-(1-propyn-1-yl)-1,2-dithiin | 72386 | Click to see | 228.30 | unknown |
https://doi.org/10.1023/B:JOEC.0000006440.57230.A9 https://doi.org/10.1016/0031-9422(89)80378-4 |
| 3-(6-Hex-5-en-1,3-diynyldithiin-3-yl)prop-2-yn-1-ol | 14777883 | Click to see | 244.30 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 3-Hex-5-en-1,3-diynyl-6-prop-1-ynyldithiine 1-oxide | 14777884 | Click to see CC#CC1=CC=C(SS1=O)C#CC#CC=C | 244.30 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 6-(6-Prop-1-ynyldithiin-3-yl)hexa-3,5-diyn-1-ol | 85690518 | Click to see CC#CC1=CC=C(SS1)C#CC#CCCO | 246.40 | unknown | https://doi.org/10.1016/0031-9422(93)85428-T |
| 6-(6-Prop-1-ynyldithiin-3-yl)hexa-3,5-diyne-1,2-diol | 14542268 | Click to see CC#CC1=CC=C(SS1)C#CC#CC(CO)O | 262.40 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| Thiarubrine D | 72387 | Click to see | 244.30 | unknown |
https://doi.org/10.1023/B:JOEC.0000006440.57230.A9 https://doi.org/10.1016/0031-9422(89)80378-4 |
| > Organoheterocyclic compounds / Thiophenes / 2,5-disubstituted thiophenes | |||||
| (2R)-2-[4-(5-prop-1-ynylthiophen-2-yl)buta-1,3-diynyl]oxirane | 163047778 | Click to see CC#CC1=CC=C(S1)C#CC#CC2CO2 | 212.27 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| (2R)-2-chloro-6-(5-prop-1-ynylthiophen-2-yl)hexa-3,5-diyn-1-ol | 162859087 | Click to see | 248.73 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| (2R)-6-(5-prop-1-ynylthiophen-2-yl)hexa-3,5-diyne-1,2-diol | 92468623 | Click to see | 230.28 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| 1-Chloro-6-(5-(prop-1-ynyl)thiophen-2-yl)hexa-3,5-diyn-2-ol | 14777886 | Click to see CC#CC1=CC=C(S1)C#CC#CC(CCl)O | 248.73 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 2-(But-3-en-1-ynyl)-5-(penta-1,3-diynyl)-thiophene | 14262770 | Click to see | 196.27 | unknown |
https://doi.org/10.1023/B:JOEC.0000006440.57230.A9 https://doi.org/10.1016/0031-9422(89)80378-4 |
| 2-{4-[5-(Prop-1-yn-1-yl)thiophen-2-yl]buta-1,3-diyn-1-yl}oxirane | 14542269 | Click to see | 212.27 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| 2-Chloro-6-[5-(1-propynyl)-2-thienyl]-3,5-hexadiyn-1-ol | 14777885 | Click to see CC#CC1=CC=C(S1)C#CC#CC(CO)Cl | 248.73 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 3-(5-Hex-5-en-1,3-diynylthiophen-2-yl)prop-2-yn-1-ol | 14777887 | Click to see C=CC#CC#CC1=CC=C(S1)C#CCO | 212.27 | unknown | https://doi.org/10.1016/0031-9422(90)87102-Z |
| 6-(5-Prop-1-ynylthiophen-2-yl)hexa-3,5-diyn-1-ol | 85690521 | Click to see | 214.28 | unknown | https://doi.org/10.1016/0031-9422(93)85428-T |
| Echinoynethiophene A | 10263246 | Click to see CC#CC1=CC=C(S1)C#CC#CC(CO)O | 230.28 | unknown | https://doi.org/10.1016/0031-9422(89)80378-4 |
| Thiophene A | 100448 | Click to see CC#CC1=CC=C(S1)C#CC#CC=C | 196.27 | unknown |
https://doi.org/10.1023/B:JOEC.0000006440.57230.A9 https://doi.org/10.1016/0031-9422(89)80378-4 https://doi.org/10.1016/0031-9422(93)85428-T |
| > Phenylpropanoids and polyketides / Flavonoids / O-methylated flavonoids / 3-O-methylated flavonoids | |||||
| 3-Methoxyluteolin | 5280681 | Click to see COC1=C(OC2=CC(=CC(=C2C1=O)O)O)C3=CC(=C(C=C3)O)O | 316.26 | unknown | https://doi.org/10.1016/0305-1978(95)00017-O |
| > Phenylpropanoids and polyketides / Flavonoids / O-methylated flavonoids / 6-O-methylated flavonoids | |||||
| Axillarin | 5281603 | Click to see | 346.30 | unknown | https://doi.org/10.1016/0305-1978(95)00017-O |
| Centaureidin | 5315773 | Click to see COC1=C(C=C(C=C1)C2=C(C(=O)C3=C(O2)C=C(C(=C3O)OC)O)OC)O | 360.30 | unknown | https://doi.org/10.1016/0305-1978(95)00017-O |
Collections Top
| In private collections | 0 |
| In public collections | 0 |