[1]
Romanov, R.E., Nikulin, V.Y., Yeo, R.S., Ho, B.-C. and Gontcharov, A.A. 2020.

Nitella singaporensis (Charophyceae, Charales): new species and implications for the taxonomy of the genus Nitella

. Phytotaxa. 438, 2 (Apr. 2020), 80–94. DOI:https://doi.org/10.11646/phytotaxa.438.2.2.