Thesium costatum

García, Miguel A., Mucina, Ladislav & Nickrent, Daniel L., 2024, A tough nutlet to crack: Resolving the phylogeny of Thesium (Thesiaceae), the largest genus in Santalales, TAXON 73 (1), pp. 190-236 : 233

T. costatum A. W.Hill ,

DLN 5234, South Africa, P. du Toit 23 (MO), OP184144, OP172258, –; DLN 5251, South Africa, K. Balkwill 10238 (MO), OP184145, OP172259, OP171989;