Type material.
Holotype (male: ZIN): “MALAYSIA: Sabah AR-2659 / Tawau, Lahad Datu, Tawau Hills / NP, Kebun Botani, 305m / 04°23ʹ59.4N 117°53ʹ17.2E / Schistamoglottis calyptrata group, / 8.vii.2016, Wong Sin Yeng, / P. C. Boyce & Zaiety binti Thomas”. Paratypes: INDONESIA: Kalimantan Barat: Bengkayang Pajintan, Ayer Terjun Sibohe, 80 m, 0°51’55.8”N 109°2’25.1”E, flowering Schismatoglottis modesta, 2.ix.2017, Wong & Boyce lgt. (AR-2812) (39: NMPC, ZIN). Kalimantan Selantan: ʻS.O. Borneo / Grabowsky S. V.ʼ (1: ZMNH); Kendangan, 15.5.1882, Grabowsky S. V. [ca.: S 2.592552°, E 115.028244°] (5: ZMNH). MALAYSIA: Sabah: Tawau, Lahad Datu, Tawau Hills NP, HQ Area, 304 m, 4°23ʹ51.2”N 117°53ʹ25.1”E, flowering Alocasia longiloba complex, 6.vii.2016, Wong Sin Yeng & P.C.Boyce lgt. (AL-315) (1: ZIN); [same locality] flowering Schismatoglottis calyptrata complex, 7.vii.2016, Wong Sin Yeng & P.C.Boyce lgt. (AR-2641) (101: ZIN, NMPC, IBTP, KMNH, NHMW); Tawau, Lahad Datu, Tawau Hills NP, Air Terjun Bukit Gelas, 315 m, 4°24ʹ48.4”N 117°53ʹ29.3”E, flowering Gamogyne loi, 6.vii.2016, Wong Sin Yeng & P.C.Boyce lgt. (AR-2638) (12: ZIN, NMPC); Tawau, Lahad Datu, Tawau Hills NP, Trail to Bukit Gelas, 319 m, 4°24ʹ37.0”N 117°53ʹ38.8”E, flowering Homalomena hanneae complex, 6.vii.2016, Wong Sin Yeng & P.C.Boyce lgt. (AR-2636) (18: ZIN, NMPC); [same locality] flowering Schismatoglottis calyptrata complex, 7.vii.2016, Wong Sin Yeng & P.C.Boyce lgt. (AR-2652) (36: ZIN, NMPC); Tawau, Lahad Datu, Tawau Hills NP, Kebun Botani, 305 m, 04°23ʹ59.4ʺN 117°53ʹ17.2ʺE, flowering Schismatoglottis calyptrata complex, 8.vii.2016, Wong Sin Yeng, P.C.Boyce & Zaiety binti Thomas lgt. (AR-2659) (116: ZIN, NMPC, IBTP, KMNH, NHMW, BMNH); Kg. Moyog, Jln. Tambunan, Penampang, 12.xii.2009, H. Takizawa lgt [ca. N 5.888455°, E 116.235335°] (11: EIHE, KMNH, NMPC, IBTP); [same locality and collector] 30.x.2008 (7: EIHE, KMNH); [same locality and collector,] 13.ix.2008 (7: EIHE, KMNH, IBTP); Poring park, Ranau, 19–20.ix.2008, H. Takizawa lgt [ca. N 6.047067°, E 116.703231°] (7: EIHE, KMNH, IBTP); [same locality and collector] 25–26.ix.2008 (5: EIHE, KMNH. IBTP); [same locality and collector] 8–9.i.2010 (7: EIHE, KMNH, IBTP); [same locality and collector] 11.xii.2008 (3: EIHE, KMNH); [same locality and collector] 27.v.2010 (1: EIHE); [same locality and collector] 25.ii.2009 (2: KMNH); [same locality and collector] 10.vii.2008 (1: EIHE); [same locality and collector] 12.iii.2009 (1: KMNH); [same locality and collector] 29.viii.2013 (1: KMNH); [same locality and collector] 12.iii.2009 (1: KMNH); [same locality and collector] 4–5.iv.2008 (3: KMNH, IBTP); [same locality and collector] 7.x.2012 (2: KMNH); Kg. Kiapad, Inanam, Kota Kinabalu, 7.ix.2008, H. Takizawa lgt [ca. N 5.988388°, E 116,190333°] (16: KMNH, EIHE, IBTP, NMPC); [same locality and collector] 2.i.2010 (3: KMNH, EIHE); [same locality and collector] 10.xi.2012 (16: KMNH, EIHE, IBTP, NMPC); [same locality and collector] 6.xii.2008 (18: KMNH, EIHE, IBTP, NMPC); [same locality and collector] 6.iv.2013 (7: KMNH, EIHE, IBTP); [same locality and collector] 5.vii.2008 (22: KMNH, EIHE, IBTP, NMPC); [same locality and collector] 4.x.2008 (3: KMNH); [same locality and collector] 7.xi.2009 (1: KMNH); Ulu Senagang subts., Keningau, 31.i.-2.ii.2011, H. Takizawa lgt. [ca. N 5.362946°, E 116.028679°] (14: KMNH, EIHE, IBTP); [same locality and collector] 24–26.vii.2010 (2: KMNH); Kinabalu PHQ, Ranau, 17–19.iii.2008, H. Takizawa lgt. [ca. N 6.021639°, E 116.542751°] (1: EIHE); Kinabalu Park, HQ, Ranau, 5.iii.2010, H. Takizawa lgt. [ca. N 6.021639°, E 116.542751°] (3: EIHE, KMNH); [same locality and collector] 14.iii.2012 (1: KMNH); [same locality and collector] 8.vii.2010 (2: KMNH); [same locality and collector] 23–25.iii.2010 (1: EIHE); [same locality and collector] 27–28.v.2008 (2: KMNH); [same locality and collector] 13–14.v.2010 (1: EIHE); [same locality and collector] 23–25.viii.2008 (2: KMNH); [same locality and collector] 23–25.vii.2008 (1: KMNH); [same locality and collector] 1.ii.2010 (1: KMNH); [same locality and collector] 23–24.ix.2008 (1: KMNH); [same locality and collector] 17–19.x.2008 (1: KMNH); Muaya waterfall, Sipitang, 6–9.iii.2009, H. Takizawa lgt. [ca. N 4.903889°, E 115.760278°] (8: EIHE, KMNH, IBTP); Mahua waterfall, Crocker R. P., Tambunan, 26.vii.2011, H. Takizawa lgt [ca. N 5.797627°, E 116.408377°] (1: NMPC); Gn. Bombalai, Tawau Hills park, Tawau, 17.vi.2010, H. Takizawa lgt [ca. N 4.386858°, E 117.879748°] (4: EIHE, KMNH); Pk. Bundu Tuhan Kundasang, Ranau, 6.iii.2010, H. Takizawa lgt. [ca. N 5.996602°, E 116.528987°] (1: NMPC); Mesilau headgate, Kundasang, Ranau, 25.ii.2009, H. Takizawa lgt. [ca. N 6.044605°, E 116.596306°] (1: KMNH); Malangan, Kg. Tikolod, Tambunan, 12–14.iii.2010, H. Takizawa lgt. [ca. N 5.626763°, E 116.286933°] (1: EIHE); Pantai Barat, Kota Kinabalu, Inanam, Kionsom, Kionsom Waterfall, 230 m, 05 57 24.0N 116 12 25.3E, flowering Schismatoglottis corneri, 18.iv.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-4683) (7: ZIN, NMPC). Sarawak: Serian, Pichin, between Sugun Karang and Tahang Sipukam, Sungai Kakas, 48 m, 1°06ʹ09.7ʺN 110°28ʹ11.8ʺE, flowering Schismatoglottis bulbifera, 28.vi.2014, Ooi Im Hin & Jeland ak Kisai lgt. (AR-4832) (1: ZIN); Kuching, Padawan, Puncak Borneo, Jungle Trail, 890 m, 1°07ʹ33.5ʺN 110°12ʹ57.4ʺE, flowering Ooia glans, 15.ix.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-93) (92: ZIN, NMPC, IBTP, KMNH, NHMW); Kuching, Padawan, Puncak Borneo, Sungai Semangas, 472 m, 1°08ʹ26.6ʺN 110°13ʹ36.1ʺE, flowering Ooia glans, 16.ix.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-4979) (29: ZIN, NMPC, KMNH); Kuching, Matang, Kubah N.P., Sungai Bungen, 230 m, 1°36ʹ30.9ʺN 110°11ʹ35.0ʺE, flowering Ooia glans, 28.vii.2007, P.C.Boyce, Wong Sin Yeng & S.Maclean lgt. (AR-2118) (27: ZIN, NMPC, IBTP); [same locality] flowering Schismatoglottis mayoana, 28.vii.2007, Wong & Maclean lgt. (AR-2122) (1: ZIN); Kuching, Matang, Kubah N.P., Waterfall Trail, 190 m, 1°35ʹ40.2ʺN 110°10ʹ45.9ʺE, flowering Ooia glans, 28.vii.2007, P.C.Boyce, Wong Sin Yeng & S.Maclean lgt. (AR-2117) (10: ZIN, NMPC); Sri Aman, Lubok Antu, Sungai Engkari, Nanga Segerak, Sungai Serjanggut, 332 m, 1°24ʹ46.5ʺN 112°00ʹ18.5ʺE, flowering Ooia sp., 17.iii.2015, Wong Sin Yeng, P.C. Boyce & Bada ak Chendai lgt. (AR-5169) (11: ZIN, NMPC); Sri Aman, Lubok Antu, Engkilili, Tempat Rekreasi Sungai Raya, Sungai Raya, 13 m, 1°06ʹ49.2ʺN 111°30ʹ56.8ʺE, flowering Schismatoglottis calyptrata complex, 9.xii.2005, P.C.Boyce, Jeland ak Kisai, Jipom ak Tisai & Mael ak Late lgt. (AR-1632) (38: ZIN, NMPC, IBTP, KMNH); Sri Aman, Lubok Antu, Sungai Sepipit, 108 m, 1°11ʹ54.9ʺN 111°57ʹ29.4ʺE, flowering Schismatoglottis petradoxa, 27.vii.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-4894) (1: ZIN); Kuching, Siburan, Kampung, Giam, Sugun Jawan, 70 m, 1°19ʹ20.7ʺN 110°16ʹ21.4ʺE, flowering Schismatoglottis giamensis, 20.vi.2009, P.C.Boyce & Wong Sin Yeng lgt. (AR-2549) (56: ZIN, NMPC, IBTP, KMNH); Kuching, Siburan, Kampung Sikog, Air Terjun Baan Gong, 70 m, 1°20ʹ16.1ʺN 110°20ʹ09.6ʺE, flowering Schismatoglottis baangongensis, 26.vii.2009, P.C.Boyce & Wong Sin Yeng lgt. (AR-2588) (63: ZIN, NMPC, IBTP, KMNH); Miri, Marudi, Long Lama, Mulu N.P., Trail to Deer Cave, 60 m, 4°02ʹ23.8ʺN 114°48ʹ54.6ʺE, flowering Phymatarum borneense, 5.viii.2006, P.C.Boyce, Wong Sin Yeng, Jeland ak Kisai & Mael ak Litis lgt. (AR-1931) (23: ZIN, NMPC); Miri, Marudi, Long Lama, Mulu N.P., Trail to Deer Cave, 60 m, 4°02ʹ02.0ʺN 114°49ʹ00.0ʺE, flowering Schismatoglottis muluensis, 6.viii.2006, P.C.Boyce, Wong Sin Yeng, Jeland ak Kisai & Mael ak Litis lgt. (AR-1941) (110: ZIN, NMPC, IBTP, KMNH, NHMW); Kuching, Siburan, Kampung Giam, Air Terjun Giam, 37 m, 01°19’11.2”N 110°16’11.4”E, flowering Homalomena giamensis, 07.ii.2016, P.C.Boyce, Jeland ak Kisai & Wong Sin Yen lgt. (AR-1691) (13: ZIN, NMPC); Kampung, Sungai Temaga, trail to Gunung Pueh, 82 m, 01°46’58.6”N 109°43’06.6”E, flowering Schismatoglottis, 23.iii.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-4651) (1: ZIN); Kuching, Siburan, Air Terjun Baan Gong, 70 m, 01°20ʹ16.1ʺN 110°20ʹ09.6ʺE, flowering Homalomena borneensis, 26.vii.2009, P.C.Boyce & Wong Sin Yeng lgt. (AR-2575) (11: ZIN, NMPC); Kuching, Siburan, Sugun Jawan, 50 m, 01°19’16.1”N 110°16’16.7”E, flowering Homalomena gastrofructa, 09.vi.2009, P.C.Boyce & Wong Sin Yeng lgt. (AR-2559) (5: ZIN, NMPC); Miri, Niah N.P., Beside road margin, outside of the main entrance, 13 m, 03°49.598’N 113°45.683’E/03°49.577’N 113°45.710’E, flowering Schismatoglottis, 30.iii.2014, Hoe Yin Chen lgt. (AR-4665) (2: ZIN); Kuching, Sematan, Sungai Temaga, trail to Gunung Pueh, 82 m, 01°46’58.6”N 109°43’06.6”E, flowering Homalomena caput-gorgonis, 23.iii.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-4659) (2: ZIN); Kuching, Kampung Sebat Dayak, Air Terjun Sebat, 70 m, 01°48’05.6”N 109°43’09.6”E, flowering Piptospatha elongata, 21.iii.2014, Wong Sin Yeng & P.C.Boyce lgt. (AR-4367) (1: ZIN); Betong, Roban, Sebankoi, Taman Rekreasi Sebankoi, 154 m, 01°57ʹ27.4ʺN 111°26ʹ04.6ʺE, flowering Homalomena ibanorum, 05.xii.2005, P.C.Boyce, Jeland ak Kisai, Jepom ak Tisai, Mael ak Late & Wong Sin Yeng lgt. (AR-1538) (7: ZIN, NMPC); Kuching, Matang, Maha Mariamman Temple, trail to Indian Temple, 350 m, 01°35’25.7”N 110°13’12.8”E, flowering Homalomena matangae, 04.iii.2014, P.C.Boyce & Jeland ak Kisai lgt. (AR-230) (7: ZIN, NMPC); Kuching, Bau, Krokong, Gua Peri-peri, 30 m, 01°22’51.9”N 110°07’09.3”E, flowering Schismatoglottis, 09.v.2009, P.C.Boyce & Wong Sin Yeng lgt. (AR-2445) (2: ZIN); Kuching, Bau, Gua Angin, 45 m, 01°24’54.8”N 110°08’08.2”E, flowering Schismatoglottis, 21.vi.2005, P.C.Boyce & Jeland ak Kisai lgt. (AR-1240) (8: ZIN, NMPC); Roban, Sebankoi, Taman Rekreasi Sebankoi, Site 1, 154 m, 01°57’27.4”N 111°26’04.6”E, flowering Schismatoglottis sarikeense, 07.ii.2010, Low Shook Ling lgt. (AR-3001) (4: ZIN); Kuching, Siburan, Kampung Sikog, Air Tejun Baan Gong, 70 m, 01°20ʹ16.1ʺN 110°20ʹ09.6ʺE, flowering Homalomena baangongensis, 26.vi.2009, P.C.Boyce & Wong Sin Yeng lgt. (AR-2574) (44: ZIN, NMPC, IBTP, KMNH); Kuching, Matang, Kubah N.P. Sungai Bungen, 230 m, 01°36ʹ30.9ʺN 110°11ʹ35.0ʺE, flowering Ooia glans, Ooi Im Hin lgt. (AR-2339) (2: ZIN); Kuching, Bau, Gua Angin, 45 m, 01°24’54.8”N 110°08’08.2”E, flowering Schismatoglottis, 21.vi.2005, P.C.Boyce & Jeland ak Kisai lgt. (AR-1240) (24: ZIN, NMPC). Miri, Miri, Marudi Long Lama, Mulu National Park, DC limestone, before Kenyalang trail junction, 65 m, 4°02’29.4”N 114°48’44.3”E, flowering Schismatoglottis muluensis, 25.xii.2017, SY Wang team lgt. (SK01) (38: NMPC); [same locality] DC limestone, before 2nd shelter, flowering Schismatoglottis colocasioideae, 27.xii.2017 (SK03) (11: NMPC); [same locality and host plant] 30.xii.2017 (SK07) (11: NMPC); [same locality] DC limestone, before Kenyalang trail junction, flowering Schismatoglottis muluensis, 1.i.2018 (SK10) (11: NMPC); [same locality] DC limestone, near Deer water cave, flowering Schismatoglottis muluensis, 1.i.2018 (SK11) (33: NMPC, IBTP); [same locality] DC limestone, canopy trail, flowering Schismatoglottis colocasioideae, 7.i.2018 (SK12) (13: NMPC); [same locality] BT right, flowering Schismatoglottis serratodentata, 8.i.2018 (SK13) (2: NMPC); [same locality and host plant] 23.i.2018 (SK17) (1: NMPC); [same locality] DC limestone, near Deer water cave, flowering Schismatoglottis pellucida, 30.i.2018 (SK18) (3: NMPC); [same locality] flowering Schismatoglottis multinervia, 31.i.2018 (SK19) (4: NMPC); [same locality and host plant] 3.ii.2018 (SK21) (3: NMPC); Kapit, Taman Rekreasi Sebabai, 84 m, 1°56’37.5”N 112°54’24.8”E, flowering Ooia havilandii, 22.ix.2017, Wong & Boyce lgt. (AR-3635) (23: NMPC, ZIN): Sarikei Bayong, Ulu Sarikei, Lubok Lemba, Rymah Nyuka, 55 m, 1°53’41.3”N 111°30’11.5”E, flowering Ooia secta, 3.vi.2017, Wong & Boyce lgt. (AR-2756) (1: NMPC); Kuching Lundu, Gunung Gading NP, waterfall 1, 200 m, 1°41’28.3”N 109°50’43.6”E, flowering Homalomena, 27.v.2017, Wong & Boyce lgt. (AR-2757) (3: NMPC); Sarikei Bayong, Ulu Sarikei, Lubok Lemba, Rymah Nyuka, 55 m, 1°53’41.3”N 111°30’11.5”E, flowering Schismatoglottis erumpens complex, 3.vi.2017, Wong & Boyce lgt. (AR-2753) (4: NMPC).