Trifolium cernuum
 Trifolium cernuum Brot.
      Brotero, F.A. (1816), Phytographia Lusitaniae Selectior 1: 150, pl. 64
      TYPE:
                        
                       "in viciniis oppidi Cintra, eta D. Velorado Botanices diligentissimo mihi primum communicatum. Floret Maio, Junio, Annuum."
      Black, J.M. (1917) Transactions and Proceedings of the Royal Society of South Australia 41: 47
      Gardner, C.A. (1925) Journal and Proceedings of the Royal Society of  Western Australia 11: 25