Cynanchum wilfordii and its related species (Apocynaceae)
Transcriptome assemblies of C. wilfordii and its related species, including C. chinense R.Br. and C. japonicum (Thunb.) as well as Vincetoxicum floribundum (Maxim.) Franch. &amp; Sav. as an outgroup, which can serve as valuable resources for identifying common single or low-copy nuclear genes among C. wilfordii and its related species.