Abstract
A new species of Bulbophyllum sect. Epicrianthes, Bulbophyllum wiratnoi Saputra, Schuit., Mustaqim & J.Champ., is described based on specimens from Indonesian New Guinea. A detailed morphological description and diagnosis, information on distribution and ecology, a preliminary conservation assessment, and a discussion are provided. A key to species of Bulbophyllum sect. Epicrianthes in Indonesian New Guinea is also presented.
References
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<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">De Vogel, E.F., Vermeulen, J.J. & Schuiteman, A. (2022) Orchids of New Guinea. Available from: www.orchidsnewguinea.com (accessed 1 December 2022)</span></span></span>
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<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Saputra, R., Mustaqim, W.A., Metusala, D. & Schuiteman, A. (2020) Dendrobium sagin (Orchidaceae: Epidendroideae), a new species from the Bird’s Head Peninsula, West New Guinea. Phytotaxa 459 (2): 190–196. https://doi.org/10.11646/phytotaxa.459.2.9</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Saputra, R., Naive, M.A.K., Wanma, J.F. & Schuiteman, A. (2020) Dendrobium moiorum (Orchidaceae: Epidendroideae), a new species of Dendrobium section Diplocaulobium from West Papua, Indonesia. Phytotaxa 430 (2): 142–146. https://doi.org/10.11646/phytotaxa.430.2.5 </span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Schuiteman, A. & de Vogel, E.F. (2005) Three new species of Bulbophyllum section Epicrianthes from New Guinea. Journal für den Orchideenfreund 12: 360–387.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Schuiteman, A. & Wanma, J. (2017) New and noteworthy orchid species from the Arfak Mountains, West Papua Province, Indonesia. Malesian Orchid Journal 20: 75–90.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Smith, J.J. (1912) Vorläufige Beschreibungen neuer papuanischer Orchideen VI. Repertorium Specierum Novarum Regni Vegetabilis 11: 130–140. https://doi.org/10.1002/fedr.19120110903</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Thouars, L.M.A. du P. (1822) Histoire particulière des plantes Orchideés recueillies sur les trois i?les australes d’Afrique, de France, de Bourbon et de Madagascar. Published by the author, Paris, vii + 32 pp. + 110 illustr.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J.J. (1982) New species and combinations in the genus Bulbophyllum Thouars (Orchidaceae). Selbyana 7 (1): 20–26. </span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J.J., de Vogel, E.F. & Vogel, A.P.T.M. (2010) A new species of Bulbophyllum section Epicrianthes (Orchidaceae) from Papua Province, Indonesia. Blumea 55: 276–277. https://doi.org/10.3767/000651910X547101</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J.J. & O’ Byrne, P. (2008) Thirty Two new species of Bulbophyllum (Orchidaceae) from Sulawesi. Gardens’ Bulletin Singapore 60 (1): 73–153.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J. & O’Byrne, P. (2011) Bulbophyllum of Sulawesi. Natural History Publications (Borneo), Kota Kinabalu, 247 pp.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Cámara-Leret, R., Frodin, D.G., Adema, F., Anderson, C., Appelhans, M.S., Argent, G., Arias Guerrero, S., Ashton, P., Baker, W.J., Barfod, A.S., Barrington, D., Borosova, R., Bramley, G.L.C., Briggs, M., Buerki, S., Cahen, D., Callmander, M.W., Cheek, M., Chen, C.-W., Conn, B.J., Coode, M.J.E., Darbyshire, I., Dawson, S., Dransfield, J., Drinkell, C., Duyfjes, B., Ebihara, A., Ezedin, Z., Fu, L.-F., Gideon, O., Girmansyah, D., Govaerts, R., Fortune-Hopkins, H., Hassemer, G., Hay, A., Heatubun, C.D., Hind, D.J.N., Hoch, P., Homot, P., Hovenkamp, P., Hughes, M., Jebb, M., Jennings, L., Jimbo, T., Kessler, M., Kiew, R., Knapp, S., Lamei, P., Lehnert, M., Lewis, G.P., Linder, H.P., Lindsay, S., Low, Y.W., Lucas, E., Mancera, J.P., Monro, A.K., Moore, A., Middleton, D.J., Nagamasu, H., Newman, M.F., Nic Lughadha, E., Melo, P.H.A., Ohlsen, D.J., Pannell, C.M., Parris, B., Pearce, L., Penneys, D.S., Perrie, L.R., Petoe, P., Poulsen, A.D., Prance, G.T., Quakenbush, J.P., Raes, N., Rodda, M., Rogers, Z.S., Schuiteman, A., Schwartsburd, P., Scotland, R.W., Simmons, M.P., Simpson, D.A., Stevens, P., Sundue, M., Testo, W., Trias-Blasi, A., Turner, I., Utteridge, T., Walsingham, L., Webber, B.L., Wei, R., Weiblen, G.D., Weigend, M., Weston, P., De Wilde, W., Wilkie, P., Wilmot-Dear, C.M., Wilson, H.P., Wood, J.R.I., Zhang, L.B. & Van Welzen, P.C. (2020) New Guinea has the world’s richest island flora. Nature 584: 579–583. https://doi.org/10.1038/s41586-020-2549-5</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">De Vogel, E.F., Vermeulen, J.J. & Schuiteman, A. (2022) Orchids of New Guinea. Available from: www.orchidsnewguinea.com (accessed 1 December 2022)</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. (1890) Orchideae. In: The Flora of British India, vol. 5. L. Reeve & Co, London. pp. 667–910.</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 Subcommittee (2022) Guidelines for using the IUCN Red List categories and criteria, version 15.1. Prepared by the Standards and Petitions Committee. Available from: https://www.iucnredlist.org/resources/redlistguidelines (accessed: 13 December 2022)</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Saputra, R., Mustaqim, W.A., Metusala, D. & Schuiteman, A. (2020) Dendrobium sagin (Orchidaceae: Epidendroideae), a new species from the Bird’s Head Peninsula, West New Guinea. Phytotaxa 459 (2): 190–196. https://doi.org/10.11646/phytotaxa.459.2.9</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Saputra, R., Naive, M.A.K., Wanma, J.F. & Schuiteman, A. (2020) Dendrobium moiorum (Orchidaceae: Epidendroideae), a new species of Dendrobium section Diplocaulobium from West Papua, Indonesia. Phytotaxa 430 (2): 142–146. https://doi.org/10.11646/phytotaxa.430.2.5 </span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Schuiteman, A. & de Vogel, E.F. (2005) Three new species of Bulbophyllum section Epicrianthes from New Guinea. Journal für den Orchideenfreund 12: 360–387.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Schuiteman, A. & Wanma, J. (2017) New and noteworthy orchid species from the Arfak Mountains, West Papua Province, Indonesia. Malesian Orchid Journal 20: 75–90.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Smith, J.J. (1912) Vorläufige Beschreibungen neuer papuanischer Orchideen VI. Repertorium Specierum Novarum Regni Vegetabilis 11: 130–140. https://doi.org/10.1002/fedr.19120110903</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Thouars, L.M.A. du P. (1822) Histoire particulière des plantes Orchideés recueillies sur les trois i?les australes d’Afrique, de France, de Bourbon et de Madagascar. Published by the author, Paris, vii + 32 pp. + 110 illustr.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J.J. (1982) New species and combinations in the genus Bulbophyllum Thouars (Orchidaceae). Selbyana 7 (1): 20–26. </span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J.J., de Vogel, E.F. & Vogel, A.P.T.M. (2010) A new species of Bulbophyllum section Epicrianthes (Orchidaceae) from Papua Province, Indonesia. Blumea 55: 276–277. https://doi.org/10.3767/000651910X547101</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J.J. & O’ Byrne, P. (2008) Thirty Two new species of Bulbophyllum (Orchidaceae) from Sulawesi. Gardens’ Bulletin Singapore 60 (1): 73–153.</span></span></span>
<p align="justify"><span style="color: #000000;"><span style="font-family: Times New Roman, serif;"><span style="font-size: small;">Vermeulen, J. & O’Byrne, P. (2011) Bulbophyllum of Sulawesi. Natural History Publications (Borneo), Kota Kinabalu, 247 pp.</span></span></span>