REPAD: The Recently Extinct Plants and Animals Database
Contains 12,647 taxa as of November 2025.
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Lasianthus thwaitesii thwaitesii Hook.f. (1880:185)

 

 

Taxonomy & Nomenclature

Synonyms: Mephitidia tomentosa Thwaites in Enum. Pl. Zeyl.: 145 (1859), nom. illeg.; Nonatelia thwaitesii (Hook.f.) Kuntze in Revis. Gen. Pl. 1: 291 (1891)

 

Conservation Status

Rediscovered (Wijesundara et al., 2020:154)

 

Distribution & Habitat

Sri Lanka

 

Anatomy & Morphology

 

 

Biology & Ecology

 

 

Hypodigm

 

 

Media

 

 

References

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

IUCN Sri Lanka and the Ministry of Environment and Natural Resources. (2007). The 2007 Red List of Threatened Fauna and Flora of Sri Lanka. Colombo, Sri Lanka. xiii + 148 pp.

MOE (Ministry of Environment). (2012). The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Ministry of Environment, Colombo, Sri Lanka. viii + 476 pp.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 7 July 2024]

Wijesundara, Siril, Ranasinghe, Subhani, Jayasinghe, Himesh, Gunawardena, Nadeeka, Fonseka, Gayani and Wijesooriya, Shivanthi. (2020). Angiosperms in Sri Lanka: Present status of Angiosperms in Sri Lanka, pp. 1-168. In: The National Red List 2020 - Conservation Status of the Flora of Sri Lanka. Sri Lanka: Biodiversity Secretariat, Ministry of Environment and the National Herbarium, Department of National Botanic Gardens. xviii + 254 pp.

 

<< Back to the Gentianales database

Lasianthus protractus (Thwaites) Thwaites (1864:420)

 

 

Taxonomy & Nomenclature

Synonyms: Mephitidia protracta Thwaites in Enum. Pl. Zeyl.: 146 (1859); Lasianthus strigosus var. protracta (Thwaites) Hook.f. in Fl. Brit. India 3: 189 (1880)

 

Conservation Status

Rediscovered (Wijesundara et al., 2020:154)

 

Distribution & Habitat

Sri Lanka

 

Anatomy & Morphology

 

 

Biology & Ecology

 

 

Hypodigm

 

 

Media

 

 

References

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

IUCN Sri Lanka and the Ministry of Environment and Natural Resources. (2007). The 2007 Red List of Threatened Fauna and Flora of Sri Lanka. Colombo, Sri Lanka. xiii + 148 pp.

MOE (Ministry of Environment). (2012). The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Ministry of Environment, Colombo, Sri Lanka. viii + 476 pp.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 7 July 2024]

Wijesundara, Siril, Ranasinghe, Subhani, Jayasinghe, Himesh, Gunawardena, Nadeeka, Fonseka, Gayani and Wijesooriya, Shivanthi. (2020). Angiosperms in Sri Lanka: Present status of Angiosperms in Sri Lanka, pp. 1-168. In: The National Red List 2020 - Conservation Status of the Flora of Sri Lanka. Sri Lanka: Biodiversity Secretariat, Ministry of Environment and the National Herbarium, Department of National Botanic Gardens. xviii + 254 pp.

 

<< Back to the Gentianales database

Hedyotis quinquinervia Thwaites (1859:141)

 

 

Taxonomy & Nomenclature

Synonym/s: Oldenlandia quinquenervia (Thwaites) Kuntze in Revis. Gen. Pl. 1: 292 (1891)

 

Conservation Status

Rediscovered (Wijesundara et al., 2020:153)

 

Distribution & Habitat

Sri Lanka

 

Anatomy & Morphology

 

 

Biology & Ecology

 

 

Hypodigm

 

 

Media

 

 

References

Dutta, R. and Deb, D. B. (2004). Taxonomic Revision of Hedyotis L. (Rubiaceae) in Indian Sub-Continent: 1-211. Botanical Survey of India, Howran.

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

IUCN Sri Lanka and the Ministry of Environment and Natural Resources. (2007). The 2007 Red List of Threatened Fauna and Flora of Sri Lanka. Colombo, Sri Lanka. xiii + 148 pp.

MOE (Ministry of Environment). (2012). The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Ministry of Environment, Colombo, Sri Lanka. viii + 476 pp.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 7 July 2024]

Wijesundara, Siril, Ranasinghe, Subhani, Jayasinghe, Himesh, Gunawardena, Nadeeka, Fonseka, Gayani and Wijesooriya, Shivanthi. (2020). Angiosperms in Sri Lanka: Present status of Angiosperms in Sri Lanka, pp. 1-168. In: The National Red List 2020 - Conservation Status of the Flora of Sri Lanka. Sri Lanka: Biodiversity Secretariat, Ministry of Environment and the National Herbarium, Department of National Botanic Gardens. xviii + 254 pp.

Wikström, N., Neupane, S., Kårehed, J., Motley, T. J. and Bremer, B. (2013). Phylogeny of Hedyotis (Rubiaceae: Spermacoceae): redefining a comlex Asian-Pacific assemblage. Taxon 62: 357-374.

 

<< Back to the Gentianales database

Hedyotis evenia Thwaites (1859:140,419)

 

 

Taxonomy & Nomenclature

Synonym/s: Oldenlandia evenia (Thwaites) Kuntze in Revis. Gen. Pl. 1: 292 (1891)

 

Conservation Status

Last record: 1894 (Wijesundara et al., 2020:153)

Since Rediscovered (Wijesundara et al., 2020:153)

 

Distribution & Habitat

Sri Lanka

 

Anatomy & Morphology

 

 

Biology & Ecology

 

 

Hypodigm

 

 

Media

 

 

References

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

IUCN Sri Lanka and the Ministry of Environment and Natural Resources. (2007). The 2007 Red List of Threatened Fauna and Flora of Sri Lanka. Colombo, Sri Lanka. xiii + 148 pp.

MOE (Ministry of Environment). (2012). The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Ministry of Environment, Colombo, Sri Lanka. viii + 476 pp.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 7 July 2024]

Wijesundara, Siril, Ranasinghe, Subhani, Jayasinghe, Himesh, Gunawardena, Nadeeka, Fonseka, Gayani and Wijesooriya, Shivanthi. (2020). Angiosperms in Sri Lanka: Present status of Angiosperms in Sri Lanka, pp. 1-168. In: The National Red List 2020 - Conservation Status of the Flora of Sri Lanka. Sri Lanka: Biodiversity Secretariat, Ministry of Environment and the National Herbarium, Department of National Botanic Gardens. xviii + 254 pp.

 

<< Back to the Gentianales database

Hedyotis cyanescens Thwaites (1859:143)

 

 

Taxonomy & Nomenclature

Synonym/s: Oldenlandia cyanescens (Thwaites) Kuntze in Revis. Gen. Pl. 1: 292 (1891)

 

Conservation Status

Rediscovered (Wijesundara et al., 2020:153)

 

Distribution & Habitat

Sri Lanka

 

Anatomy & Morphology

 

 

Biology & Ecology

 

 

Hypodigm

 

 

Media

 

 

References

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

IUCN Sri Lanka and the Ministry of Environment and Natural Resources. (2007). The 2007 Red List of Threatened Fauna and Flora of Sri Lanka. Colombo, Sri Lanka. xiii + 148 pp.

MOE (Ministry of Environment). (2012). The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Ministry of Environment, Colombo, Sri Lanka. viii + 476 pp.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 7 July 2024]

Wijesundara, Siril, Ranasinghe, Subhani, Jayasinghe, Himesh, Gunawardena, Nadeeka, Fonseka, Gayani and Wijesooriya, Shivanthi. (2020). Angiosperms in Sri Lanka: Present status of Angiosperms in Sri Lanka, pp. 1-168. In: The National Red List 2020 - Conservation Status of the Flora of Sri Lanka. Sri Lanka: Biodiversity Secretariat, Ministry of Environment and the National Herbarium, Department of National Botanic Gardens. xviii + 254 pp.

 

<< Back to the Gentianales database

  1. Hedyotis cinereoviridis
  2. Gaertnera × gardneri
  3. Canthium macrocarpum
  4. Strychnos coriacea

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© 2025 The Recently Extinct Plants and Animals Database.
Edited and maintained by Branden Holmes (brndnholmes@gmail.com).