Alisma plantago-aquatica L., Sp. Pl. 342 1753.
Common names: Common water-plantain, mad dog weed
Emergent aquatic herb distinct from A. lanceolatum in its ovate-lanceolate or ovate leaves rounded or cordate at base and obtuse petals; petiole 7-30 cm long; panicle up to 55 cm long with 4-8 erect branches; flowers white, about 1 cm across; sepals elliptic-ovate, up to 3 mm long with membranous margin; petals about twice as long as sepals, claw yellow, limb white (or pink); anthers yellow; achenes 2-3 mm long, pale brown.
Photographed from Gulmarg, Kashmir, growing in roadside ditches.
Dr. Gurcharan Singh
Retired Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297 Mob: 9810359089