Asystasia gangetica (L.) T. Anderson subsp. gangetica

Description:

Jeniang, Kedah, Malaysia.Asystasia gangetica (L.) T. Anderson subsp. gangetica. Acanthaeae. CN: [Malay - Pengorak, Akar ruas-ruas, Rumput Israel, Rumput bunga putih, Rumput hantu, Rumput nyonya], Chinese violet, Coromandel, Creeping foxglove, Asystasia. Native of the Indian subcontinent; elsewhere naturalized and cultivated. Weed; forage; erosion control; lesser vegetable. Herbaceous soft stemmed, straggling; leaves opposite, often of equal pairs, elliptical, rather variable, base rounded. Inflorescence terminal with small narrow free epals; corolla-tube narrow at base, expanded above, either white, yellow or pale to dark violet; stamens 4, arising in unequal pairs from corolla-tube and arched on the pistil. Fruit capsule ca 2-3 cm long, club-shaped with persistent style; seeds 4 per capsule.Synonym(s):Asystasia coromandeliana NeesJusticia gangetica L. (basionym)Ruellia zeylanica J. Koenig ex Roxb. Ref and suggested reading:www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?5949www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN...en.wikipedia.org/wiki/Asystasia_gangeticawww.globinmed.com/index.php?option=com_content&view=a...Common Malaysian Weeds and Their Control, Ansar 1972