Abstract
Canscora ciathula (Gentianaceae) was described by Averyanov from Laos. Examination of the type specimens revealed that it is conspecific with Phyllocyclus petelotii (Merrill) Thiv and reduced here to synonymy.
References
<p>Averyanov, L.V., Nguyen, K.S. & Maisak, T. (2019)<em> Plant Diversity, Flora and Vegetation of Hin Nam No Protected Area, </em>Lambert, Mauritius, 104 pp.</p>
<p>Clarke, C.B. (1885) Gentianaceae <em>In</em>: Hooker, J.D. (Ed.) <em>The Flora of British India, </em>4. L. Reeve, London, pp. 93–132.</p>
<p>Hul, S. (2003) Gentianaceae.<em> Flore du Cambodge, du Laos et du Vietnam, </em>31. Muséum National d’Histoire Naturelle, Paris, 86 pp.</p>
<p>Kolte, R., Deshpande, A. & Kambale, S. (2018) <em>Canscora shrirangiana</em> (Gentianaceae), a new species from lateritic plateaus of Goa, India. <em>Kew Bulletin</em> 73 (3): 1-4. https://doi.org/10.1007/s12225-018-9758-1</p>
<p>Kurz, W.S. (1873) <em>The journal of the Asiatic Society of Bengal</em> 42 (4): 235–236.</p>
<p>Lamarck, J.B.A.P.M. de (1785)<em> Encyclopedie Methodique Botanique, </em>1. Panckouck, Paris, 601 pp.</p>
<p>Merrill, E.D. (1938) New or noteworthy Indo-Chinese plants. <em>Journal of the Arnold Arboretum</em> 19: 21–70. https://doi.org/10.5962/p.185378</p>
<p>Naik, V.N. & Pokle, D.S. (1986) Novelties in the flora of Marathwada. <em>Journal of Economic and Taxonomic Botany</em> 7 (3): 673.</p>
<p>POWO (2022) <em>Plants of the World Online</em>. The Royal Botanic Gardens, Kew. Available from: http://www.plantsoftheworldonline.org/ (accessed 10 August 2022)</p>
<p>Prasanth, A., Gangurde, A.N. & Sardesai, M.M. (2021) Identity and taxonomic status of <em>Canscora diffusa</em> var. <em>tetraptera</em> (Gentianaceae). <em>Kew Bulletin </em>76: 851–855. https://doi.org/10.1007/s12225-021-09986-9</p>
<p>Roemer, J.J. & Schultes, J.A. (1818) <em>Caroli A Linneì Equitis Systema Vegetabilium: Secundum Classes ordines genera species. Cum Characteribus, Differentiis et Synonymiis, </em>3. Sumtibus J.G. Cottae, Stuttgardtiae, 301 pp.</p>
<p>Shahina, P.M. & Nampy, S. (2014) A taxonomic revision of the genus <em>Canscora</em> in South India, and the erection of the new genus <em>Canscorinella</em> (Canscorinae, Gentianaceae) with two new combinations<em>. Phytotaxa</em> 164 (4): 201–225. https://doi.org/10.11646/phytotaxa.164.4.1</p>
<p>Sisakhon, K., Chayamarit, K., Wongkantrakorn, N., Middleton, D.J., Kiewbang, W. & Salee, W. & Vajrodaya, S. (2021) The genus <em>Phyllocyclus</em> (Gentianaceae) in Thailand. <em>Thai Forest Bulletin</em> <em>(Botany) </em>49 (2): 173–177. https://doi.org/10.20531/tfb.2021.49.2.03</p>
<p>Thiv, M. (2003) A taxonomic revision <em>of Canscora, Cracosna, Duplipetala, Hoppea, Microrphium, Phyllocyclus </em>and<em> Schinziella</em> (Gentianaceae-Canscorinae). <em>Blumea</em> 48: 1–46. https://doi.org/10.3767/000651903X686042</p>
<p>Clarke, C.B. (1885) Gentianaceae <em>In</em>: Hooker, J.D. (Ed.) <em>The Flora of British India, </em>4. L. Reeve, London, pp. 93–132.</p>
<p>Hul, S. (2003) Gentianaceae.<em> Flore du Cambodge, du Laos et du Vietnam, </em>31. Muséum National d’Histoire Naturelle, Paris, 86 pp.</p>
<p>Kolte, R., Deshpande, A. & Kambale, S. (2018) <em>Canscora shrirangiana</em> (Gentianaceae), a new species from lateritic plateaus of Goa, India. <em>Kew Bulletin</em> 73 (3): 1-4. https://doi.org/10.1007/s12225-018-9758-1</p>
<p>Kurz, W.S. (1873) <em>The journal of the Asiatic Society of Bengal</em> 42 (4): 235–236.</p>
<p>Lamarck, J.B.A.P.M. de (1785)<em> Encyclopedie Methodique Botanique, </em>1. Panckouck, Paris, 601 pp.</p>
<p>Merrill, E.D. (1938) New or noteworthy Indo-Chinese plants. <em>Journal of the Arnold Arboretum</em> 19: 21–70. https://doi.org/10.5962/p.185378</p>
<p>Naik, V.N. & Pokle, D.S. (1986) Novelties in the flora of Marathwada. <em>Journal of Economic and Taxonomic Botany</em> 7 (3): 673.</p>
<p>POWO (2022) <em>Plants of the World Online</em>. The Royal Botanic Gardens, Kew. Available from: http://www.plantsoftheworldonline.org/ (accessed 10 August 2022)</p>
<p>Prasanth, A., Gangurde, A.N. & Sardesai, M.M. (2021) Identity and taxonomic status of <em>Canscora diffusa</em> var. <em>tetraptera</em> (Gentianaceae). <em>Kew Bulletin </em>76: 851–855. https://doi.org/10.1007/s12225-021-09986-9</p>
<p>Roemer, J.J. & Schultes, J.A. (1818) <em>Caroli A Linneì Equitis Systema Vegetabilium: Secundum Classes ordines genera species. Cum Characteribus, Differentiis et Synonymiis, </em>3. Sumtibus J.G. Cottae, Stuttgardtiae, 301 pp.</p>
<p>Shahina, P.M. & Nampy, S. (2014) A taxonomic revision of the genus <em>Canscora</em> in South India, and the erection of the new genus <em>Canscorinella</em> (Canscorinae, Gentianaceae) with two new combinations<em>. Phytotaxa</em> 164 (4): 201–225. https://doi.org/10.11646/phytotaxa.164.4.1</p>
<p>Sisakhon, K., Chayamarit, K., Wongkantrakorn, N., Middleton, D.J., Kiewbang, W. & Salee, W. & Vajrodaya, S. (2021) The genus <em>Phyllocyclus</em> (Gentianaceae) in Thailand. <em>Thai Forest Bulletin</em> <em>(Botany) </em>49 (2): 173–177. https://doi.org/10.20531/tfb.2021.49.2.03</p>
<p>Thiv, M. (2003) A taxonomic revision <em>of Canscora, Cracosna, Duplipetala, Hoppea, Microrphium, Phyllocyclus </em>and<em> Schinziella</em> (Gentianaceae-Canscorinae). <em>Blumea</em> 48: 1–46. https://doi.org/10.3767/000651903X686042</p>