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nicotiana_glauca_graham

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Nicotiana glauca Graham - Solanaceae - tree tobacco, mustard tree, glaucous-leaf tobacco, wild tobacco, Blaugrüner Tabak, Baumtabak, Strauchtabak

Shrub or small tree, native to South America (Bolivia, Argentina), naturalized elsewhere; leaves long-petioled, ovate, leathery, entire; inflorescences many-flowered lax panicles; flowers tubular, corolla yellow, 2.5-4.5 cm.
http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200020548

Infusion of leaves was used by by Native Americans as an emetic, and the poultice was applied to inflamed throat glands, cuts, bruises, swellings and other wounds, and for removing the pus from scrofulous sores or boils. http://herb.umd.umich.edu/herb/search.pl?searchstring=Nicotiana+glauca

β-pyridyl-α'-piperidine, called anabasine, isomeric with nicotine, was shown to the main alkaloid in N.glauca (and a minor alkaloid in N.tabacum).
[Occurrence of anabasine in Nicotiana glauca R. Grah.(Solanaceae)., Smith, C.R., Journal of the American Chemical Society, 57(5), 1935, 959-960]

 anabasine anabasine

The leaves are poisonous by ingesetion. Patients are confronted with life-threatening motor paresis. In addition to severe muscle weakness, bulbar palsies, flexor muscle spasm, hypertension, nausea, vomiting, and respiratory compromise were reported.
[Neuromuscular blockade after ingestion of tree tobacco (Nicotiana glauca)., Mellick, L.B., Makowski, T., Mellick, G.A., Borger, R., Annals of emergency medicine, 34(1), 1999, 101-104]

nicotiana_glauca.jpg
Curtis’s Botanical Magazine, vol.55 [ser.2, vol.2] t.2837 (1828) [W.J.Hooker]
http://plantgenera.org/species.php?id_species=700780

nicotiana_glauca_graham.1456045297.txt.gz · Zuletzt geändert: 2016/02/21 10:01 von andreas