Solanum tectum
NameSolanum tectum
Scientific NameSolanum tectum
Common NamesBuffalo Bur, Kansas Thistle, Prickly Nightshade, Texas Thistle
Plant FamilySolanaceae
Natural HabitatNative to central and western North America, it thrives in disturbed soils, pastures, roadsides, and cultivated fields. It is often considered a common weed in these areas.
Parts Usedwhole_plant
Medicinal Actionsanalgesic,anti-inflammatory,antimicrobial
Traditional UsesTraditionally, some Native American tribes used *Solanum rostratum* (often considered synonymous with *S. tectum*) for various external ailments. Poultices of the leaves or whole plant were applied to skin sores, infections, and swellings, while decoctions were sometimes used for toothaches. Due to its toxicity, internal use was rare and highly cautious.
Active Constituentssteroidal glycoalkaloids, solasodine, saponins
Preparation Methodspoultice,decoction
Contraindications & WarningsALL PARTS OF THIS PLANT ARE POISONOUS IF INGESTED due to the presence of toxic glycoalkaloids. Internal use is strongly discouraged and potentially fatal. External use should be approached with extreme caution due to potential skin irritation or absorption. Pregnant or breastfeeding women, children, and individuals with liver or kidney conditions should avoid any use.
Cultivation NotesAn annual plant that readily grows from seed, *Solanum tectum* prefers full sun and well-drained soils. It tolerates poor and disturbed conditions and is often considered an invasive weed, easily spreading in agricultural and disturbed landscapes.
Raritycommon
Description
This is a herbaceous annual plant characterized by its spiny stems, leaves, and calyx, giving it a prickly appearance. It produces bright yellow, five-petaled flowers with prominent yellow stamens, which are followed by bur-like fruits encased in a spiny calyx.
