Britton, Nathaniel Lord
Rose, Joseph Nelson
Aucune.
Wilcoxia albiflora Backeberg 1952
Wilcoxia kroenleinii A.Cartier 1980
Wilcoxia poselgeri (Lemaire) Britton & Rose 1909
Wilcoxia schmollii (Weingart) F.M.Knuth 1935
Wilcoxia tamaulipensis Werdermann 1938