Saponaria Linnaeus 1753

GROUP A 1. Number of seeds per capsule ≥ 50.................................................................................................................................... S. officinalis - Number of seeds per capsule S. pamphylica - Margin of testa cells sinuate.............................................................................................................................................. S. glutinosa 4. Number of seeds per capsule 10 to 20................................................................................................................................................5 - Number of seeds in capsule S. calabrica 6. Seed testa verrucate.......................................................................................................................................................... S. orientalis - Seed testa smooth..................................................................................................................................................................... S. picta 7. Margin of testa cells divided or straight line......................................................................................................................................8 - Margin of testa cells splitting.............................................................................................................................................................9 8. Cells divided....................................................................................................................................................................... S. dalmasii - Cells not divided............................................................................................................................................................ S. mesogitana 9. Number of seeds 2–8........................................................................................................................................................ S. halophila - Number of seeds 7–12......................................................................................................................................................... S. pumilio GROUP B (all capsules have 1–2 seeds in this group) 1. Seed brown............................................................................................................................................................... S. prostrata s.lat. - Seed not brown...................................................................................................................................................................................2 2. Seed dark-reddish brown; microsculpture smooth................................................................................................... S. karapinarensis - Seed dull dark brown; microsculpture protrusions.............................................................................................................. S. kotschyi
Published as part of Erdir, Meltem & Ataşlar, Ebru, 2022, Taxonomic significance of seed and leaf micromorphology in Saponaria (Caryophyllaceae), pp. 73-88 in Phytotaxa 566 (1) on page 81, DOI: 10.11646/phytotaxa.566.1.4, http://zenodo.org/record/7103474