Taraxacum denticulatum Hagend. & al. (original description)
Taraxacum effusum Hagend. & al. (original description)
Taraxacum exsertiforme Hagend. & al. (original description)
Taraxacum hebelobum Hagend. & al. (original description)
Taraxacum horridum Hagend. & al. (original description)
Taraxacum incomptum Hagend. & al. (original description)
Taraxacum limburgense Hagend. & al. (original description)
Taraxacum notabile Hagend. & al. accepted as Taraxacum nothum Hagend. & al. (original description)
Taraxacum nubilum Hagend. & al. (original description)
Taraxacum pseudacrolobum Hagend. & al. (original description)
Taraxacum replicatum Hagend. & al. (original description)
Taraxacum rigens Hagend. & al. (original description)
Taraxacum singulare Hagend. & al. accepted as Taraxacum scalifolium Hagend. & al. (original description)
Taraxacum sublacerifolium Hagend. & al. accepted as Taraxacum fagerstroemii Såltin (original description)
Taraxacum vastisectiforme Hagend. & al. (original description)