Lagarosiphon is a genus of aquatic plants described as a genus in 1841. It is native to Africa and Madagascar. Species 1. \n* Lagarosiphon cordofanus (Hochst.) Casp. - Cameroon + Ethiopia to Namibia + Mpumalanga 2. \n* Lagarosiphon hydrilloides Rendle - Ghana, Kenya, Uganda 3. \n* Lagarosiphon ilicifolius Oberm. - Uganda to Namibia 4. \n* Lagarosiphon madagascariensis Casp. - Madagascar 5. \n* Lagarosiphon major (Ridl.) Moss - Zimbabwe, Botswana, Lesotho, South Africa 6. \n* Lagarosiphon muscoides Harv. - Mali to Sudan to KwaZulu-Natal 7. \n* Lagarosiphon rubellus Ridl. - Angola 8. \n* Lagarosiphon steudneri Casp. - Ethiopia 9. \n* Lagarosiphon verticillifolius Oberm. - Mozambique, Zimibabwe, KwaZulu-Natal, Swaziland, Mpumalanga, Limpopo