9. Millettia penicillata Gagnepain (1913: 362)

Type: — VIETNAM. Tonkin, Nam-dinh, Bord du fleuve, June 1908, S. Mouret 43 (lectotype: P02141848 image!, designated by Lôc & Vidal 2001: 128) .

= Millettia foliolosa Gagnepain (1913: 356) . Type: — LAOS. Paklay, 1866–1868, C. Thorel s.n. (lectotype P02754348 image!, designated by Mattapha et al. 2019b: 6; isolectotype: P02754347 image!).