Family • Onagraceae - Jussiaea repens Linn. - CREEPING WATER PRIMROSE - Shui Lung
|Jussiaea fluviatilis Blume|
|Jussiaea inclinata Blanco|
|Jussiaea repens Linn.|
|Shui Lung (Chin.)|
|Creeping water primrose (Engl.)|
· Creeping or floating, smooth herbaceous plant. Floating stem frequently exhibits cylindric white vesicles and 1.5 to 5 cm long.
· Leaves: obovate to oblong-ovate, rounded or obtuse, 1.5 to 5 cm long the floating stem frequently with cylindric white vesicles at the node.
· Flowers: 5-parted and borne in the axil of the leaves. Calyx-lobes lanceolate, about 7 cm long. Petals, obovate, white, pale yellow at the base and about 12 mm long. Stamens 8, inserted; ovary 4-celled.
· Fruits: capsular, linear, cylindric, 2.3 cm long, about 3 mm in diameter, narrow at the base, and somewhat longitudinally ridged.
Additional Sources and Suggested Readings
(1) Antioxidative principals of Jussiaea repens: an edible medicinal plant / Hai-Lan Huang et al / International Journal of Food Science & Technology • Volume 42 Issue 10, Pages 1219 – 1227
· Part utilized: entire plant.
· Collect the whole year round.
· Rinse, sun-dry or utilize fresh.
Antipyretic, diuretic, blood refrigerant and antidote.
Antibiotic, antiphlogistic, alleviates swelling.
Plain or sweet tasting, slightly cooling to refrigerant in nature.
· In southwestern China, plant is eaten as vegetable.
· Cold with fever, intense with cough, inability to urinate.
· Carbuncle, sprain, snakebites.
· Dosage: use 15 to 30 gms of dried material in decoction. Pounded fresh material applied as poultice to carbuncle, sprains, and snakebites.
• In the Antilles, in decoction used as astringent for dysentery.
• Antioxidant: Study showed crude extract and four fractions to show antioxidant activities, most active in the rosmarinic acid, kaemferol and quercetin components.
• Molluscicidal: In a study of 43 plant species from 33 different families, 11 species, including J repens showed mollusicidal activity against snails ( Bullinus truncatus and Biomphalaria pfeifferi).