IUCN Red List Status: Critically Endangered (IUCN, 2023).
References:
WFO (2023): World Flora Online. Accessed on 04 Jan 2023. URL: http://www.worldfloraonline.org/taxon/wfo-0000413268.
Yadav, S. R., S. P. Gaikwad and M. M. Sardesai. 1998. A New Species of Eriocaulon L. (Eriocaulaceae) from India. Rheedea, 8(2): 145-147.
IUCN (2023): The IUCN Red List of Threatened Species. Accessed on 04 Jan 2023. URL: https://www.iucnredlist.org/species/177340/7417109.
Sawant, D. and N. Kawthankar. 2025. Eriocaulon ratnagiricum S.R.Yadav, S.P.Gaikwad & Sardesai – Ratnagiri Pipewort. In Kunte, K., S. Sondhi, and P. Roy (Chief Editors). Butterflies of India, v. 4.12. Published by the Indian Foundation for Butterflies. URL: https://www.ifoundbutterflies.org/eriocaulon-ratnagiricum, accessed 2025/01/19.