EPPO Global Database

• EPPO Code: NAIGR
• Preferred name: Najas graminea
• Authority: Delile

Southern and eastern Mediterranean, Caucasus, Central Asia, Western Asia (Yemen, Iraq to Pakistan), Himalayas, India, Sri Lanka, Bangladesh, Indochina, Malesia, China (including Taiwan), Japan, Korea, Mauretania, Mali, Sudan to Zaïre and Tanzania, Botswana to northern South Africa, New Guinea, Australia (Western, Northern). Introduced in some northern Mediterranean countries, USA (California)

WSSA list of weeds in North America