Abstract
A new species of Ceropegia: C. kumaonensis Kamal Kishor, G.S. Rawat & S.S. Samant from Western Himalaya, Kumaon region of Almora District, Uttarakhand, India is described and illustrated. This newly described species differs from its allied taxa C. attenuatula and C. parvissima in having fascicled cymes with multiple drooping flowers per node, flowers without tube, long corolla lobes and having regularly toothed corona.
References
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Albers, F. & Meve, U. (2002) Illustrated handbook of succulent plants: Asclepiadaceae. 63–108. Springer-Verlag, Berlin, Heidelberg, New York.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Ansari, M.Y. (1984) Flora of India: Fascicle 16. Asclepiadaceae: Genus-Ceropegia. Kolkata: Botanical Survey of India.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Britto, S.J. & Bruyns, P.V. (2016) Three new species of Brachystelma from Tamil Nadu, India. Haseltonia 22: 48–54. https://doi.org/10.2985/026.022.0110</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C. & Haná?ek, P. (2017) A revised, phylogenetically-based concept of Ceropegia (Apocynaceae). South African Journal of Botany. 112: 399–436. https://doi.org/10.1016/j.sajb.2017.06.021</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C. & Haná?ek, P. (2018a) An account of Ceropegia sect. Chamaesiphon (Apocynaceae) in Moçambique with new records and two new species. Phytotaxa 364 (2): 111–135. https://doi.org/10.11646/phytotaxa.364.2.1</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C. & Haná?ek, P. (2018b) Corrigendum to “A revised, phylogenetically-based concept of Ceropegia (Apocynaceae)”. South African Journal of Botany 116: 140–141. https://doi.org/10.1016/j.sajb.2018.03.006</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C., Mazuch, T., Gelle, F.J., Elmi, H.A. & Haná?ek, P. (2020) New species of Ceropegia (Apocynaceae) from the Horn of Africa. Phytotaxa 441 (2): 195–202. https://doi.org/10.11646/phytotaxa.441.2.6</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Dyer, R.A. (1980) Asclepiadaceae (Brachystelma, Ceropegia, Riocreuxia). Flora of southern Africa 27 (4). Botanical Research Institute, Pretoria, Gauteng, South, Africa. pp. 1–91.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Hooker, J.D. (1883) Flora of British India, Vol. IV. L Reeve & Co., London. pp. 65–66.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Huber, H. (1957) Revision der Gattung Ceropegia. Memorias da Sociedade Broteriana 12: 1–203.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">IUCN Standards and Petitions Committee. (2019) Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Committee. [https://www.iucnredlist.org/documents/RedListGuidelines.pdf]</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Jagtap, A.P. & Singh, N.P. (1999) Flora of India. Asclepiadaceae and Periplocaceae. Fascicle 24. Botanical Survey of India, Kolkata. pp. 1–332.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kambale, S.S., Chandore, A.N. & Yadav, S.R. (2012) Ceropegia concanensis, a new species (Apocynaceae: Ceropegieae) from Western Ghats, India. Kew Bulletin 67 (4): 1–6. https://doi.org/10.1007/s12225-012-9406-0</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kambale, S.S. & Yadav, S.R. (2019) Taxonomic revision of Ceropegia (Apocynaceae: Ceropegieae) in India. Rheedea 29 (1): 1–115. https://doi.org/10.22244/rheedea.2019.29.1.01</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kambale, S.S., Surveswaran, S. & Yadav, S.R. (2014) Two new species of Brachystelma Sims (Apocynaceae: Asclepiadoideae-Ceropegiae) from the Western Ghats of India. Kew Bulletin 69: 1–10. https://doi.org/10.1007/s12225-014-9493-1</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. (2014) Ceropegia suddeei sp. nov. (Apocynaceae, Asclepiadoideae) from north eastern Thailand. Nordic Journal of Botany 32 (5): 569–574. https://doi.org/10.1111/njb.00418</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. (2015) Ceropegia cochleata sp. nov. (Apocynaceae, Asclepiadoideae) from Thailand. Nordic Journal of Botany 33 (6): 668–672. https://doi.org/10.1111/njb.00995</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. (2018) A new species of Ceropegia (Asclepiadoideae, Apocynaceae) from eastern Thailand. Phytotaxa 385 (1): 31–36. https://doi.org/10.11646/phytotaxa.385.1.4</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. & Paliyavuth, C. (2016) Ceropegia thaithongiae sp. nov. (Apocynaceae, Asclepiadoideae) from northern Thailand and preliminary observations on impacts of climate change on its only known population. Nordic Journal of Botany 35 (3): 281–288. https://doi.org/10.1111/njb.01340</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kullayiswamy, K.R, Sandhyarani, S. & Karuppusamy, S. (2013) Ceropegia pullaiahii sp. nov. (Apocynaceae, Asclepiadoideae) from India. Nordic Journal of Botany 31 (2): 166–169. https://doi.org/10.1111/j.1756-1051.2012.01557.x</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kumar, R., Sharma, S. & Dwivedi, M.D. (2018) Ceropegia mizoramensis and C. murlensis (Asclepiadaceae)–Two new species from Northeast India with phylogenetic and morphological evidence support. Taiwania 63 (2): 163–170. https://doi.org/10.6165/tai.2018.63.163</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Linneaus, C. (1753) Species Plantarum. Laurentius Salvius, Stockholm, 1200 pp.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Meve, U. (2002) Brachystelma. In: Albers, F. & Meve, U. (eds.) Illustrated Handbook of Succulent Plants: Asclepiadaceae. Spinger-Verlag Berlin Heidelberg, New York. pp. 20–46.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Nayar, M.P. & Sastry, A.R.K. (1987–1989) Red Data Book of Indian plants. Vol. I–III. Botanical Survey of India. Calcutta.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Prasad, K. & Venu, P. (2020) A taxonomic revision of the genus Brachystelma R.Br. in India . Bishen Singh Mahendra Pal Singh, Dehradun. pp. 1–114.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Pullaiah, T., Karuppuswamy, S. & Murthy, K.S.R. (2019) Monograph on Brachystelma and Ceropegia in India. CRC Press. pp. 5–78. https://doi.org/10.1201/9780429061233</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Sardesai, M.M., Kambale, S.S., Govekar, R.S. & Kahalkar, V.I. (2016) Two new species of Brachystelma (Apocynaceae: Ceropegieae) from peninsular India. Rheedea 26 (2): 142–149.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Surveswaran, S., Kamble, M.Y., Yadav, S.R. & Mei, S. (2009) Molecular phylogeny of Ceropegia (Asclepiadoideae, Apocynaceae) from Indian Western Ghats. Plant Systematics and Evolution 281 (1–4): 51–63. https://doi.org/10.1007/s00606-009-0182-8</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Swarupanandan, K. & Mangaly, J.K. (1992) A new species of Ceropegia (Asclepiadaceae) from India. Nordic Journal of Botany 12 (6): 699–701. https://doi.org/10.1111/j.1756-1051.1992.tb01851.x</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Ansari, M.Y. (1984) Flora of India: Fascicle 16. Asclepiadaceae: Genus-Ceropegia. Kolkata: Botanical Survey of India.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Britto, S.J. & Bruyns, P.V. (2016) Three new species of Brachystelma from Tamil Nadu, India. Haseltonia 22: 48–54. https://doi.org/10.2985/026.022.0110</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C. & Haná?ek, P. (2017) A revised, phylogenetically-based concept of Ceropegia (Apocynaceae). South African Journal of Botany. 112: 399–436. https://doi.org/10.1016/j.sajb.2017.06.021</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C. & Haná?ek, P. (2018a) An account of Ceropegia sect. Chamaesiphon (Apocynaceae) in Moçambique with new records and two new species. Phytotaxa 364 (2): 111–135. https://doi.org/10.11646/phytotaxa.364.2.1</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C. & Haná?ek, P. (2018b) Corrigendum to “A revised, phylogenetically-based concept of Ceropegia (Apocynaceae)”. South African Journal of Botany 116: 140–141. https://doi.org/10.1016/j.sajb.2018.03.006</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Bruyns, PV., Klak, C., Mazuch, T., Gelle, F.J., Elmi, H.A. & Haná?ek, P. (2020) New species of Ceropegia (Apocynaceae) from the Horn of Africa. Phytotaxa 441 (2): 195–202. https://doi.org/10.11646/phytotaxa.441.2.6</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Dyer, R.A. (1980) Asclepiadaceae (Brachystelma, Ceropegia, Riocreuxia). Flora of southern Africa 27 (4). Botanical Research Institute, Pretoria, Gauteng, South, Africa. pp. 1–91.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Hooker, J.D. (1883) Flora of British India, Vol. IV. L Reeve & Co., London. pp. 65–66.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Huber, H. (1957) Revision der Gattung Ceropegia. Memorias da Sociedade Broteriana 12: 1–203.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">IUCN Standards and Petitions Committee. (2019) Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Committee. [https://www.iucnredlist.org/documents/RedListGuidelines.pdf]</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Jagtap, A.P. & Singh, N.P. (1999) Flora of India. Asclepiadaceae and Periplocaceae. Fascicle 24. Botanical Survey of India, Kolkata. pp. 1–332.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kambale, S.S., Chandore, A.N. & Yadav, S.R. (2012) Ceropegia concanensis, a new species (Apocynaceae: Ceropegieae) from Western Ghats, India. Kew Bulletin 67 (4): 1–6. https://doi.org/10.1007/s12225-012-9406-0</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kambale, S.S. & Yadav, S.R. (2019) Taxonomic revision of Ceropegia (Apocynaceae: Ceropegieae) in India. Rheedea 29 (1): 1–115. https://doi.org/10.22244/rheedea.2019.29.1.01</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kambale, S.S., Surveswaran, S. & Yadav, S.R. (2014) Two new species of Brachystelma Sims (Apocynaceae: Asclepiadoideae-Ceropegiae) from the Western Ghats of India. Kew Bulletin 69: 1–10. https://doi.org/10.1007/s12225-014-9493-1</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. (2014) Ceropegia suddeei sp. nov. (Apocynaceae, Asclepiadoideae) from north eastern Thailand. Nordic Journal of Botany 32 (5): 569–574. https://doi.org/10.1111/njb.00418</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. (2015) Ceropegia cochleata sp. nov. (Apocynaceae, Asclepiadoideae) from Thailand. Nordic Journal of Botany 33 (6): 668–672. https://doi.org/10.1111/njb.00995</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. (2018) A new species of Ceropegia (Asclepiadoideae, Apocynaceae) from eastern Thailand. Phytotaxa 385 (1): 31–36. https://doi.org/10.11646/phytotaxa.385.1.4</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kidyoo, M. & Paliyavuth, C. (2016) Ceropegia thaithongiae sp. nov. (Apocynaceae, Asclepiadoideae) from northern Thailand and preliminary observations on impacts of climate change on its only known population. Nordic Journal of Botany 35 (3): 281–288. https://doi.org/10.1111/njb.01340</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kullayiswamy, K.R, Sandhyarani, S. & Karuppusamy, S. (2013) Ceropegia pullaiahii sp. nov. (Apocynaceae, Asclepiadoideae) from India. Nordic Journal of Botany 31 (2): 166–169. https://doi.org/10.1111/j.1756-1051.2012.01557.x</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Kumar, R., Sharma, S. & Dwivedi, M.D. (2018) Ceropegia mizoramensis and C. murlensis (Asclepiadaceae)–Two new species from Northeast India with phylogenetic and morphological evidence support. Taiwania 63 (2): 163–170. https://doi.org/10.6165/tai.2018.63.163</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Linneaus, C. (1753) Species Plantarum. Laurentius Salvius, Stockholm, 1200 pp.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Meve, U. (2002) Brachystelma. In: Albers, F. & Meve, U. (eds.) Illustrated Handbook of Succulent Plants: Asclepiadaceae. Spinger-Verlag Berlin Heidelberg, New York. pp. 20–46.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Nayar, M.P. & Sastry, A.R.K. (1987–1989) Red Data Book of Indian plants. Vol. I–III. Botanical Survey of India. Calcutta.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Prasad, K. & Venu, P. (2020) A taxonomic revision of the genus Brachystelma R.Br. in India . Bishen Singh Mahendra Pal Singh, Dehradun. pp. 1–114.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Pullaiah, T., Karuppuswamy, S. & Murthy, K.S.R. (2019) Monograph on Brachystelma and Ceropegia in India. CRC Press. pp. 5–78. https://doi.org/10.1201/9780429061233</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Sardesai, M.M., Kambale, S.S., Govekar, R.S. & Kahalkar, V.I. (2016) Two new species of Brachystelma (Apocynaceae: Ceropegieae) from peninsular India. Rheedea 26 (2): 142–149.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Surveswaran, S., Kamble, M.Y., Yadav, S.R. & Mei, S. (2009) Molecular phylogeny of Ceropegia (Asclepiadoideae, Apocynaceae) from Indian Western Ghats. Plant Systematics and Evolution 281 (1–4): 51–63. https://doi.org/10.1007/s00606-009-0182-8</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Swarupanandan, K. & Mangaly, J.K. (1992) A new species of Ceropegia (Asclepiadaceae) from India. Nordic Journal of Botany 12 (6): 699–701. https://doi.org/10.1111/j.1756-1051.1992.tb01851.x</span></span></span>
