Annotated List of Orchidaceae for Myanmar Author Ormerod, Paul 0000-0002-2312-2452 P. O. Box 8210, Cairns 4870, Queensland, Australia wsandave 1 @ bigpond. com, https: // orcid. org / 0000 - 0002 - 2312 - 2452 wsandave1@bigpond.com Author Kurzweil, Hubert 0000-0002-4046-1376 Singapore Botanic Gardens, National Parks Board, 1 Cluny Road, Singapore 259569. Hubert _ Kurzweil @ nparks. gov. sg, https: // orcid. org / 0000 - 0002 - 4046 - 1376 urzweil@nparks.gov.sg Author Watthana, Santi 0000-0002-2312-2452 P. O. Box 8210, Cairns 4870, Queensland, Australia wsandave 1 @ bigpond. com, https: // orcid. org / 0000 - 0002 - 2312 - 2452 & Queen Sirikit Botanic Garden, The Botanical Garden Organization, P. O. Box 7, Mae Rim, Chiang Mai 50180, Thailand & P. O. Box 8210, Cairns 4870, Queensland, Australia wsandave 1 @ bigpond. com, https: // orcid. org / 0000 - 0002 - 2312 - 2452 & Current address: School of Biology, Institute of Science, Suranaree University of Technology, 111 University Avenue, Suranaree Sub-district, Muang District, Nakhon Ratchasima 30000, Thailand santiqsbg @ gmail. com, https: // orcid. org / 0000 - 0002 - 8837 - 1820 & P. O. Box 8210, Cairns 4870, Queensland, Australia wsandave 1 @ bigpond. com, https: // orcid. org / 0000 - 0002 - 2312 - 2452 wsandave1@bigpond.com text Phytotaxa 2021 2021-01-25 481 1 1 262 http://dx.doi.org/10.11646/phytotaxa.481.1.1 journal article 10.11646/phytotaxa.481.1.1 1179-3163 5417592 Dendrobium williamsonii Day & Rchb. f., Gard. Chron . 1869: 78, 1869 Homotypic synonym: Callista williamsonii (Day & Rchb.f.) Kuntze, Revis. Gen . Pl. 2: 655, 1891. Heterotypic synonyms: Dendrobium lubbersianum Rchb. f., Gard. Chron ., n.s., 17: 460, 1882. Callista lubbersiana (Rchb.f.) Kuntze, Revis. Gen . Pl . 2: 655, 1891. Type:— MYANMAR . Without locality: cult. Veitch 356 ( holotype : W-R 32530). Specimens examined:— KACHIN . Putao District : Kingdon-Ward 6659 ( K ) ; same loc., 1220 m , 2 May 1953 , Kingdon- Ward 20771 ( BM ) ; northeastern part: 2130 m , May 1925 , Forrest 26608 ( BM , E , K , NY , P ) ; Myitkyina District : 1220−1525 m , 6 May 1938 , Kermode 17330 ( AMES , K ) . MANDALAY . Pyinoolwin District : fide Aung et al. (2020: 82) . SHAN . Taunggyi District : 1370 m , 24 Jan 1957 , Egerod B-16 ( AMES ) . WITHOUT LOCALITY. Type . Distribution:— Northeastern India , Myanmar , Indochina and southwestern and southern China .