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Brief"Red List Category & Criteria: Least Concern ver 3.1 Year Assessed: 2010 Assessor/s: Zhuang, X. Reviewer/s: Meng, M., Homsombath, K., Juffe Bignoli, D. & Bounphanmy, S. Justification: This aquatic plant is is found in North Africa, South East Asia, China and West Asia. No major threats to this species have been reported and global population trends have not been studied. However, its known distribution covers a wide geographic range and can colonize a wide variety of wetland habitats. It is therefore listed as Least Concern. More research is needed to determine global population trends. Conservation Actions: This species has been classified as rare species in China (Yu et al. 1998). More research is needed to determine global population trends and actual threats. List of Conservation Actions: 1, 1.2"