Taxonomic notes on the genus Brachypterum (Fabaceae: Millettieae) Author Song, Zhu-Qiu Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou, P. R. China & South China National Botanical Garden, Guangzhou, P. R. China text Phytotaxa 2023 2023-02-21 584 4 251 263 http://dx.doi.org/10.11646/phytotaxa.584.4.2 journal article 56516 10.11646/phytotaxa.584.4.2 bf02fd60-84f8-4cc2-b970-ef71f3442e18 1179-3163 7663405 1. Brachypterum eriocarpum (F.C.How) Adema & Sirich. in Sirichamorn & Adema(2020: 58) ≡ Derris eriocarpa F.C. How (1954: 223 , Pl. XXX:fig. 3–9) ≡ Solori eriocarpa (F.C.How) Sirich. &Adema in Sirichamorn et al. (2014: 532) . Type: — CHINA . Guangxi , Lung Chow , Naye , Beiyueshan , 19 Jun 1935 , S.P. Ko 55325 ( lectotype designated here : IBSC0004536 ; isolectotypes : IBSC0036301 , IBK00200016 , IBK00190851 , MO-04100392 ) . = Brachypterum pseudorobustum (Thoth.) Adema &Sirich. in Sirichamorn & Adema (2020: 58) ≡ Derris pseudorobusta Thothathri (1962: 181 , fig.2) ≡ Solori pseudorobusta (Thoth.) Sirich. &Adema in Sirichamorn et al. (2014: 533) , syn. nov. Type: — INDIA .Tirap Frontier Division, Kheti to Thincha, 22 Aug 1958 , G. Panigrahi 14550 ( holotype : CAL0000011084 image!; isotype: ASSAM 0000000133 image!). Phenology: —Flowering during May to July, and fruiting during June to December. Distribution: —This species is known to occur from China , India , Laos , Myanmar and Vietnam . It was previously reported also from northern Thailand ( Chen & Pedley 2010 ), but it was not mentioned in Flora of Thailand (Sirichamorn 2020). This is a new species record in the flora of Myanmar . Specimens examined:— CHINA . Guangxi : Baise , 742 m , flower, 22 May 2015 , Tianyang Exped. 451021150522009 LY ( GXMG0170711 ); Fengshan , 755 m , fruit, 28 Aug 2013 , B . Y . Huang et al. 451223130828030 LY ( GXMG0102747 , GXMG0102748 ); Jingxi , 800 m , 19 Dec 1958 , C . C . Chang 14530 ( IBK00071312 ), 19 Dec 1958 , C . C . Chang 14780 ( IBK00071321 ) , 900 m , 25 Dec 1958 , C . C . Chang 15219 ( IBK00071313 , IBSC0175081 ), 6 Nov 1958 , Y . C . Chen 815 ( IBK00071322 ), fruit, 12 Oct 2014 , Y . D. Peng et al. 451025141012071 LY ( GXMG0104589 ) , 980 m , flower, 16 Nov 2010 , Y . S . Huang et al. LYJX1105 ( GXMG0097481 ); Lingyun , flower, 11 Jun 1933 , A . N . Steward & H . C . Cheo 651 ( A , BM , BO-1703798); Lingyun , 750 m , flower, 15 Sep 1989 , Huanan Exped. 1553 ( IBSC0169631 ), fruit, 4 Aug 1928 , L . H . Chun 92535 ( IBK00071324 , IBK00071328 , IBK00071330 ), fruit, 25 Jul 1960 , Lingle Exped. 33687 ( IBK00071325 ), flower, 7 Jun 1960 , Lingle Exped. 34347 ( IBK00071318 ) , 716 m , fruit, 16 Mar 2014 , Lingyun Exped. 451027140316007 ( GXMG0140685 , GXMI063956 ); Longzhou , 550–870 m , flower, 13 Jun 1957 , S . H . Chun 11838 ( IBK00071314 , IBSC0175084 ), flower, 19 Jun 1935 , S . P . Ko 55325 ( IBK00190851 , IBK00200016 , IBSC0004536 , IBSC0036301 , MO ); Luchen , 1500 ft , flower, 6 Jun 1928 , R . C . Ching 5698 ( A , IBK00071327 , IBSC0175087 , IBSC0175091 , NAS00382845 , PE00303250 ) , 1600 ft , fruit, 27 Jul 1928 , R . C . Ching 6559 ( IBK00071331 , IBSC0175089 , NAS00071312 , NAS00382841 , NAS00382842 , PE00303251 ); Luocheng , flower, 5 Aug 1951 , S . K . Lee A015 ( IBK00071323 , IBSC0175083 ); Mashan , 27 Aug 1958 , S . Q . Zhong 301473 ( IBK00071317 ); Nandan , 269 m , fruit, 30 Oct 2017 , Nandan Exped. 451221171030047 LY ( GXMG0199480 ); Nanning , flower, 17 Jul 1960 , Anonymous 10372 ( IBSC0175088 ), cultivated, fruit, 18 Jul 1977 , X. C . Huang 266 ( GXMG0061148 ); Napo , fruit, 10 Dec 1958 , C . C . Chang 13560 ( IBK00071326 ) , 750–850 m , 11 Oct 1958 , C . C . Chang 14143 ( IBK00071315 ), fruit, 27 Dec 1958 , C . T . Li 602388 ( IBK00071316 ) , 1280 m , fruit, 27 Dec 2012 , D. X. Nong et al. 451026121227011 LY ( GXMG0098562 , GXMG0098563 ) , 1300–1400 m , fruit, 25 Oct 1997 , H . Akiyama et al. 1357 ( KUN1290144 ), flower, 6 Oct 1935 , S . P . Ko 55860 ( IBSC0175086 ); Pingguo , flower, 26 May 2015 , H . Z . Lv et al.451023150526006 LY ( GXMG0178915 ), flower, 29 May 2015 , H . Z . Lv et al.451023150529014 LY ( GXMG0178914 ), flower, 23 May 1957 , Y . K . Li P01279 ( IBK00071319 , IBSC0186624 ); Shanglin , flower, 2 Jun 1933 , S . S . Sin 25250 ( IBSC0175085 ); Tiane , fruit, 27 Aug 1958 , C . T . Li 601378 ( IBK00397033 , KUN0608210 ); Tianlin , 2100 m , flower, 6 Jun 1958 , C . T . Li 600627 ( IBK00071329 ) , 957 m , flower, 31 May 2013 , Tianlin Exped. 451029130531034 ( GXMI056848 ), 19 Apr 1956 , Y . K . Li 773 ( IBK00071320 ) ; Guizhou : Xingyi , 1050 m , flower, 18 Jul 1960 , Guizhou Exped. 6250 ( HGAS020084 ) ; Yunnan : Baoshan , 1370 m , flower, 17May 1955 , Sino-Soviet Yunnan Exped. 6311 ( PE00499990 ); Cangyuan , 800–900 m , fruit, 13 Jun 1974 , Y . H . Li 11998 ( KUN0608261 ); Hekou , 1370 m , fruit, 3 Aug 1953 , W . S . Liou 430 ( HITBC0012643 , HITBC019035 , KUN0608230 , PE00499162 ) , 950 m , fruit, 25 Aug 1993 , Y . M . Shui 3623 ( BJM0154411 , PE00499876 ); Jiangcheng , fruit, 4 Aug 1990 , Y . Y . Qian 2066 ( HITBC0012637 ); Jinping , 1150 m , flower, 26 May 1956 , K . M . Feng 2662 ( KUN0608258 , PE00499991 ) , 1260 m , flower, 22May 1956 , Sino-Soviet Yunnan Exped. 2485 ( KUN0608259 ), 1150 m , flower, 26May 1956 , Sino-Soviet Yunnan Exped. 2662 ( IBSC0175095 ) , 1432 m , flower, 29 May 2012 , Jinping Exped. 5325300500 ( IMDY0009785 ) , 1450 m , fruit, 18Aug 1957 , P . I . Mao 403 ( HITBC0012639 , PE00499164 , PE00499168 , PE00499169 , HITBC019020 ); Lancang , 1305 m , fruit, 24 Jun 2020 , D. P . Ye 1031 ( HITBC0056611 , HITBC0056612 , HITBC0056613 ); Luoping , 850 m , flower, 30Jun 1940 , Xiangliao Zhiwu Exped. 870284 ( KUN0608246 ); Lvchuan , 1600 m , fruit, 30 Jul 2005 , H . Wang 7673 ( HITBC0012635 ) , 900–1000 m , flower, 25 May 2014 , L . Wu 4675 ( BNU0020127 ); Maguan , 1367.7 m , fruit, 10 Aug 2015 , Maguan Exped. 5326251278 ( IMDY0037165 ); Malipo , 1230 m , fruit, 19 Sep 2010 , B . Xiao LuJL298 ( KUN1320109 , KUN1320110 , KUN1320111 ), flower, 24 May 1962 , K . M . Feng 22766 ( IBSC0175093 , KUN0608239 ); Menghai , 1540 m , flower, May 1936 , C . W . Wang 74049 ( A , IBSC0175092 , KUN0608263 ) , 1113 m , flower, 23 May 2012 , Menghai Exped. 5328220372 ( IMDY0009773 ) , 1057 m , fruit, 4 Jul 2021 , X. D. Zeng Z2318 ( HITBC0062453 ) , 1003 m , flower, 17 May 2021 , X. M . Zeng ZX636 ( HITBC0059709 ), fruit, 28 Jul 2014 , H . Peng et al. JL62 ( KUN1264027 ); Mengla , 1200 m , fruit, 3 Jul 2006 , H . Wang 8255 ( HITBC0012636 ) , 1000 m , fruit, 9 Dec 2010 , J . T . Yin & J . W . Li 1944 ( HITBC0030203 ) , 975 m , fruit, 8 Jul 2015 , Mengla Exped. 5328230543 ( IMDY0031747 ) , 1551.6 m , fruit, 17 Oct 2015 , Mengla Exped. 5328231153 ( IMDY0032859 ) , 1260 m , flower, 21 May 1961 , Y . H . Li 3270 ( HITBC0012640 ) , 1210 m , flower, 23 May 1961 , Y . H . Li 3270 ( KUN0608232 ), fruit, 23 Jun 1961 , Y . H . Li 3407 ( KUN0608233 ) , 1260 m , flower, 21 May 1961 , Y . H . Li 3270 ( HITBC019019 ), fruit, 28 Jul 2019 , B . Yang G2-620 ( XSBN000883 ) , 887 m , fruit, 13 Aug 2022 , Z . Q . Song 2022051 ( IBSC ); Mengzi , 5000 ft , flower, A . Henry 10770 ( A , IBSC0175094 , NY , US ); Pingbian , 1100 m , fruit, 21 Jul 1936 , C . W . Wang 74778 ( KUN0608267 ) , 1200 m , fruit, 1939, C . W . Wang 81852 ( KUN0608225 , NF2009106 ), fruit, May 1940 , H . T . Chang 1541 ( IBSC0175090 ) , 1300 m , flower, 19 Jun 1934 , H . T . Tsai 60324 ( A , IBSC0175100 , NAS00390777 ) , 1100 m , flower, 21 Jun 1934 , H . T . Tsai 60409 ( A , IBSC0175101 ) , 1400 m , flower, 27 Jun 1934 , H . T . Tsai 60425 ( A , IBSC0175099 , KUN0608252 , NAS00382917 , NAS00382930 , SZ00111276 ) , 1300 m , flower, 3 Jul 1934 , H . T . Tsai 60654 ( A , IBSC0175098 , NAS00382919 ) , 900 m , fruit, 19 Sep 1954 , K . M . Feng 4561 ( KUN0608236 ) , 1200 m , flower, 1953 Jun 15 , P . I . Mao 2092 ( KUN0608250 ) , 1480 m , fruit, 6 Sep 2012 , Pianbian Exped. 5325230998 ( IMDY0009790 ); Tengchong , 1420 m , fruit, 28 Oct 2015 , Tengchong Exped. 530522151028868 LY ( IMDY0030670 ) , 1320–1500 m , fruit, 15 Oct 1960 , W . C . Yin 1444 ( KUN0608234 ); Xichou , 1200 m , fruit, 22 Dec 1939 , C . W . Wang 85844 ( HITBC0012642 , IBK00262664 , KUN0608226 , NF2009107 ) , 1180 m , fruit, 27 Jul 1980 , H . Li 75 ( KUN0608223 ) , 1400–1500 m , fruit, 29 Aug 1947 , K . M . Feng 11444 ( KUN0608237 , PE00177947 ) , 1490 m , fruit, 13 Nov 1965 , Wenshan Sect. 292 ( KUN0608227 , PE0049174 ); Ximeng , 1041 m , fruit, 27 Jun 2020 , D. P . Ye 1122 ( HITBC0062827 ); Yingjiang , 1027 m , fruit, 14 Dec 2012 , Y . J . Guo et al. 12 CS5271 ( KUN1320095 ); Yuanyang , 900 m , flower, 23 May 1953 , H . X. Sha & R . C . Dai 38 ( KUN0608260 ) , 1100 m , flower, 4 Jun 1974 , Lvchun Exped. 1458 ( KUN0608262 , PE00499884 ) , 1500 m , flower, 12 Jun 1974 , Lvchun Exped. 1919 ( KUN0608266 ); Without precise locality, flower, 1956, Sino-Soviet Yunnan Exped. 3111 ( IBSC0175097 , KUN0608249 ), flower, 1956, Sino-Soviet Yunnan Exped. 3602 ( KUN0608255 ) . INDIA . Assam : Kangpokpi , Naga Hills , 3000 ft , flower, 20 Jun 1935 , N . L . Bor 6377 ( K001415704 ), Satthazumi , Naga Hills , 4500 ft , flower, 28 Jun 1935 , N . L . Bor 4495 ( K001415705 ); Tirap Frontier Division : Kheti to Thincha , fruit, 22 Aug 1958 , G . Panigrahi 14550 ( ASSAM 0000000133, CAL0000011084 ) . LAOS . Houaphan : Houa Muong District , flower, 15 May 2005 , B . H . Southavong LAOS701 ( L4310697 ), Xam Nua Dist ., 1056 m , flower, 4 Jun 2013 , Leong-Skrnickova et al. JLS2318 ( E00715069 , P01067494 ); Khammouanc : Phou Thane , flower, 1903, Spire 475 ( P02767428 ); Phong Sali : de Phong Sali à Bun Tay , 1500 m , flower, 8 May 1936 , M . Poilane 26012 ( P00700382 ) ; Xieng Khouang : de Nong Het ù Muong Sing , 700–800 m , fruit, 12 Sep 1929 , M . Poilane 16946 ( P02767430 , P02767431 ) . MYANMAR . Valley of the Pa-li Ho , 26°21’N , 98°40’E , 7000 ft , flower, Jun 1934 , G . Forrest 24652 ( E00899770 ) . VIETNAM . Cao Bang : 1400 m , fruit, 14 Nov 1998 , L . Averyanov et al. CBL232 ( P03615396 , P03615397 ) ; Lai Châu : 15 km à l’est de Binh Lu , 1200–1400 m , fruit, 13 Aug 1926 , M . Poilane 12919 ( P02767426 , P02767427 ) ; Lào Cai : Sa Pa ( Chapa ), 1300 m , fruit, Aug 1931 , Petelot 4704 ( P00700383 , P02767425 ) .