BSI Flora of India Checklist Vol. 2 (Distribution):

Name Distribution
Spiradiclis arunachalensis Arunachal Pradesh, Assam, Nagaland (syn. of Ophiorrhiza arunachalensis (Deb & Rout) Razafim. & Rydin as per POWO)
Spiradiclis bifida Arunachal Pradesh, Assam, Manipur, Meghalaya (syn. of Ophiorrhiza bifida (Kurz) Razafim. & Rydin as per POWO)
Spiradiclis ceaspitosa Andaman & Nicobar Islands (syn. of Ophiorrhiza caespitosa (Blume) Razafim. & Rydin as per POWO)
Spiradiclis cylindrica Arunachal Pradesh, Assam, Meghalaya, Nagaland (syn. of Ophiorrhiza cylindrica (Wall. ex Hook.f.) Razafim. & Rydin as per POWO)
Spiradiclis seshagirii Endemic to India: Arunachal Pradesh (syn. of Ophiorrhiza seshagirii (Deb & Rout) Razafim. & Rydin as per POWO)

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Some species found in Indian Subcontinent with description & keys from Flora of China (Distribution):
Spiradiclis arunachalensis Deb & Rout (Moist understories of forests, rice fields at forest margins. Guangxi, Guizhou, Yunnan [India]) (syn. of Ophiorrhiza arunachalensis (Deb & Rout) Razafim. & Rydin as per POWO)
Spiradiclis bifida Kurz (Wet places in forests. S and SW Yunnan [NE India]) (syn. of Ophiorrhiza bifida (Kurz) Razafim. & Rydin as per POWO)
Spiradiclis caespitosa Blume (Moist shady sites, often along streams; near sea level to 1200 m. Perhaps present in China, no confirmed material seen [Indonesia (Java)]) (syn. of Ophiorrhiza caespitosa (Blume) Razafim. & Rydin as per POWO)
Spiradiclis cylindrica Wallich ex J. D. Hooker (Ravines in forests, rice fields at forest margins; 1200-1500 m. Guangxi, Guizhou, Xizang, Yunnan [Bhutan, Myanmar, N Vietnam]) (syn. of Ophiorrhiza cylindrica (Wall. ex Hook.f.) Razafim. & Rydin as per POWO)