Wolffia globosa; Mankai; duckweed

Epidemiology

• native to Asia & found in parts of the Americas
• grows in mats on the surface of ponds, lakes, & marshes

Structure

• tiny, transparent, oval-shaped plant (< 1 mm wide) with no leaves, stems, or roots

Clinical significance

• reportedly a significant source of polyphenols

More general terms

• pharmaceutical herb; medicinal herb; herbal supplement; botanical