I think the ones assigned (and also seen in pedigrees with a "probably") are a generation or two off, but I am not finding a better spot.
Source http://www.british-history.ac.uk/vch/lancs/vol6/pp208-213
Alice daughter of Richardde Molyneux of Sefton was in 1306 contracted in marriage to Hugh de Standish,she being under age; Croxteth D. Genl. i, 5.
The lands assigned to her were in 1334 released by her son Richard de Standish; ibid. X, i, 6. William son of Hugh de Standish was a plaintiff regarding the same in 1332; De Banco R. 291, m. 185.
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