TABLE 1 Vouchers and accession numbers of the specimens used in this study. An asterisk (*) denotes sequences obtained in this study, and the remaining sequences are from GenBank.
Species Voucher nrITS rps16 trnL–trnF
Bothriospermum chinense Bunge B. Liu 58 (PE) MG262390 MG262403 MG262416
B. kusnetzowii Bunge ex A.DC. B. Liu 45 (PE) MG262392 MG262405 MG262418
B. longistylum Q.W.Lin & Bing Liu B. Liu 60 (PE) MG262394 MG262407 MG262420
Nihon akiensis (Kadota) A.Otero, Jim.Mejías, Valcárcel & P.Vargas Suga s.n. (B) KU927753 KC542796 KC542616
N. japonicum (Thunb.) A.Otero, Jim.Mejías, Valcárcel & P.Vargas M. Weigend 8196 (BSB) KU927754 KU927861 KU927826
Thyrocarpus glochidiatus Maxim. B. Liu 5500 (PE) MG262401 MG262414 MG262427
T. glochidiatus Maxim. B. Liu 5501 (PE) MG262402 MG262415 MG262428
T. sampsonii Hance Z.Y. Liu 15360 (E) KU927788 KU927863 KU927828
T. fujianensis L. Ma 20220607 (FJFC) OP605365* OP616016* OP616017*
Outgroup
Cynoglossum amabile Stapf & J.R.Drumm. T. Jossberger P402 (BONN) KU927683 KU927849 KU927815
Lindelofia anchusoides subsp. macrostyla (Bunge) Kamelin Vasak s.n. (M), KU927730 KU927857 KU927822
Microparacaryum intermedium (Fresen.) Hilger & Podlech H. Kuerschner 10–52 (Herb. Kuerschner) KU927742 KC542786 KC542606