Catunaregam spinosa (Thunb.) Tirveng. (Pakistan to S. China and W. Malesia: Bangladesh, Cambodia, China South-Central, China Southeast, East Himalaya, Hainan, India, Jawa, Laos, Malaya, Myanmar, Pakistan, Sri Lanka, Taiwan, Thailand, Vietnam, West Himalaya as per POWO)
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BSI Flora of India Checklist (Distribution):
| Name | Distribution |
|---|---|
| Catunaregam longispina | Andaman & Nicobar Islands, Andhra Pradesh, Karnataka, Madhya Pradesh, Maharashtra, Mizoram, Tamil Nadu, Uttarakhand, West Bengal |
| Catunaregam nutans | DOUBTFUL TAXA |
| Catunaregam oocarpa | DOUBTFUL TAXA |
| Catunaregam spinosa | Andhra Pradesh, Jammu, Kerala, Madhya Pradesh, Maharashtra, Odisha, Sikkim, Tamil Nadu |
| Catunaregam stipulosa | DOUBTFUL TAXA |
| Catunaregam tomentosa | Endemic to India: Karnataka, Kerala, Tamil Nadu (No distribution shown in India in POWO and CoL) |
| Catunaregam torulosa | Endemic to India: Kerala. Tamil Nadu |
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Flora of Peninsular India with keys at species links, if any:
Catunaregam rugulosa (? Oxyceros rugulosus (Thwaites) Tirveng. syn. Randia rugulosa (Thwaites) Bedd.)
Catunaregam spinosa
Catunaregam tomentosa (Endemic to India: Karnataka, Kerala, Tamil Nadu (No distribution shown in India in POWO and CoL)
Catunaregam torulosa
Randia longispina (syn. of Catunaregam longispina (Link) Tirveng.)
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Species with description from Flora of Pakistan (Distribution):
Catunaregam spinosa (Thunb.) Tirvengadum (Ceylon, India, Pakistan (Rawalpindi, eastward Poonch), also occurs in east, central and possibly South Africa)
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Species with description in Flora of China (Distribution):
Catunaregam spinosa (Thunberg) Tirvengadum (Thickets or forests at streamsides, on hills or mountain slopes, or in valleys or fields; near sea level to 1600 m. Fujian, Guangdong, Guangxi, Hainan, Taiwan, Yunnan [Cambodia, India, Indonesia, Kashmir, Laos, Malaysia, Myanmar, Nepal, Pakistan, Sri Lanka, Thailand, Vietnam; Africa, Madagascar])