Skip to main content

Common sowthistle (Sonchus oleraceus)

Tempuyung or common sowthistle (Sonchus oleraceus) is a species of plant in Asteraceae, an annual shrub with erect stems, 10-125 cm high, hollow, five-angled, branched, dark green and sometimes with a reddish purple tinge, grows in full sun and tolerates mostly soil conditions.

S. oleraceus has leaves oblong, oblong-ovate or lyrate, base sagittate, basal auricles usually with a tooth obliquely pointing downwards, margins very acutely irregular dentate, teeth not pungent, apex acute or rarely rounded and glaucous on the lower surface.

Dlium Common sowthistle (Sonchus oleraceus)


Lowermost radical, more or less narrowed into a petiole, pinnatifidpinnati-partite with irregular, acutely aciculate-dentate lobes and often with a triangular or ovate acute terminal lobe. Peduncle 1-5 cm long.

The flowers are yellow or white, sitting on stalks at the ends of branches in irregular terminal panicles with main axes and lateral branches further forked and each axis ending in a flower or bud and having or not having hair.

Involucre 8-9 mm long. Phyllaries obtuse, glabrous or with very few gland-hairs. Corolla 1 cm long, light-yellow or white and sometimes tinged with purple. Fruitachene, 2.5-4 mm by 1 mm, brown, 3-ribbed on each face, wrinkled with narrow margins and compressed and obovoid in shape. Seedslight with white parachutes of silky hairs. Pappus 5-8 mm long.

Common sowthistle grows in most soil types, fields, meadows, roadsides, parks and yards, vacant lots, construction sites and trash cans in subtropical and tropical climates with altitudes of 500-1600 meters.





Tempuyung is used as a vegetable that is cooked or eaten raw as a salad, treating various kinds of infections, diseases and other medicinal uses. Sedatives, diuretics, salmonella infections, anemia, eye problems, liver infections and as a remedy for opium addiction.

Plants contain 30-40 mg of vitamin C per 100g, 1.2% protein, 0.3% fat, 2.4% carbohydrates. The leaf dry weight analysis per 100g contains 45g carbohydrates, 28g protein, 22g ash, 5.9g fiber, 4.5g fat and overall provides 265 calories.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Magnoliopsida
Order: Asterales
Family: Asteraceae
Subfamily: Cichorioideae
Tribe: Cichorieae
Subtribe: Hyoseridinae
Genus: Sonchus
Species: Sonchus oleraceus
Varieties: Sonchus oleraceus var. littoralis, Sonchus oleraceus var. oleraceus

Popular Posts

Sea almond (Terminalia catappa)

Ketapang or tropical almond or beach almond or talisay tree or umbrella tree or sea almond ( Terminalia catappa ) is a species of plant in the Combretaceae, a shady tree, fast growing, forming a multilevel canopy, often used as a shade tree in gardens and on roadsides. T. catappa grows large, up to 40 meters in height and up to 1.5 meters in trunk, shady canopy with branches that grow flat and terraced, young trees often look like pagodas while old and large trees often have aerial roots up to 3 meters. The leaves are scattered, mostly at the end of the twig, rounded egg upside down, 8-38 cm long, 5-19 cm wide, the tip is wide, the base is narrow, the upper surface is smooth, green but turns red if to fall out and short stalks. The flowers are small, collected near the tips of the twigs, 8-25 cm long and green-yellow in color. The flowers are not crowned, the petals have five taju, are plate or bell shaped, 4-8 mm long and are white or cream in color. Stamens in two circles and arra...

Purple nutsedge (Cyperus rotundus)

Teki or purple nutsedge ( Cyperus rotundus ) is a species of plant in the Cyperaceae, an erect annual growing to a height of up to 140 cm, the leaves sprout in rows of three from the base to a length of 5-20 cm, ribbon-shaped, pointed tip and green in color. The inflorescence has a stalk with a triangular cross section and is green. The inflorescence has three to eight unequal spikes. The flower is bisexual, has 3 stamina and the pistil has three stigmas. The fruit is achene and triangular. Teki prefers dry places, but will tolerate moist soil and often grows in wastelands and in crop fields. Tubers are an important source of nutrition for migratory cranes. Source of carbohydrates in the tropics in times of famine. The initial stage forms a white fleshy rhizome, 25 mm long and in chains. Some of the rhizomes grow upright above the ground, then form a tuber-like structure from which new shoots and roots grow, new roots and new rhizomes grow. Other rhizomes grow horizontally or down...

Sunn hemp (Crotalaria juncea)

Sunn hemp ( Crotalaria juncea ) is a species of plant in the Fabaceae family, erect, woody shrub, growing up to 2 meters tall, cylindrical stems, angular, green with white hairs. The leaves are elongated, green and thick, up to 20 cm long and up to 4 cm wide. The petioles are up to 1 cm long. The inflorescences are yellow in long panicles. The fruit is an elongated, oval capsule, 3 cm long, with a 1 cm stalk and white hairs. The seeds are shiny, 2-3 mm long capsules. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Fabales Family: Fabaceae Subfamily: Faboideae Tribe: Crotalarieae Genus: Crotalaria L. in Sp. Pl.: 714 (1753) Species: Crotalaria juncea L. in Sp. Pl.: 714 (1753) HETEROTYPIC SYNONYMS Crotalaria benghalensis Lam. in Encycl. 2: 196 (1786) Crotalaria cannabinua Royle in Ill. Bot. Himal. Mts.: 82 (1834) Crotalaria fenestrata Sims in Bot. Mag. 44: t. 1933 (1817) Crotalaria juncea var. bengalensis (Lam.) Kuntze in Revis. Gen. Pl. ...