tongkat ali or langjack plan eurycoma longifolia, a tropical plant with medicinal properties found in south east asia.

abstract ali anti antimalarial antimicrobial aphrodisiac asia asian background bitter botanical bumi charm eastern eurycoma fever flora foliage forest green health herbal herbivore inflammatory jungle leaf leaves longifolia longjack malaria malaysia medicinal medicine nature pahit pasak penang penewar petioles pinang pinnate plan rainforest root shade shrub simaroubaceae stimulant supplement tongkat tonic traditional tree tropical umbrella viagra