Rank: Nothospecies	Ref: Saxifrages: The Complete Cultivars & Hybrids 2nd ed.		Image Gallery
Contained within: S. ser. Kabschia
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Genus Saxifraga	sect. Porphyrion	subsect. Porophyllum	ser. Kabschia

Subtaxa: (? indicates doubt over placement, gray links indicate non-accepted taxa)

Saxifraga x irvingii 'Crimson Diall'
Saxifraga x irvingii 'Dobruška'
Saxifraga x irvingii 'Eliot Ford'
Saxifraga x irvingii 'Gem'
Saxifraga x irvingii 'Harry Marshall'
Saxifraga x irvingii 'His Majesty'
Saxifraga x irvingii 'Jenkinsiae'
Saxifraga x irvingii 'Lusanna'
Saxifraga x irvingii 'Mother of Pearl'
Saxifraga x irvingii 'Mother Queen'
Saxifraga x irvingii 'Pearly Gates'
Saxifraga x irvingii 'Rubella'
Saxifraga x irvingii 'Russell V. Prichard'
Saxifraga x irvingii 'Timmy Foster'
Saxifraga x irvingii 'Walter Irving'
Saxifraga x irvingii 'Franar'
Saxifraga x irvingii 'H. Marshall'
Saxifraga x irvingii 'Mother of Queen'

Combined Species: (? indicates doubtful parent)

Saxifraga burseriana
Saxifraga lilacina

Synonyms:

No synonyms

Cultivar Parent: (? indicates doubtful parent)

None found