Flora of New York/TOC-Proteales-Buxales-Saxifragales

The order Saxifragales is the basal clade of the superrosids, indicating that Saxifragales is the sister to the rosids. CladeOrderFamilySubfamilyTribeGenusCommon names#sister torosidsSaxifragales Paeoniaceae−− Paeonia peony 1 Altingiaceae−− Liquidambar sweetgum 1HamamelidaceaeHamamelidoideae Hamamelideae Hamamelis witchhazel 1 Corylopsideae Corylopsis winterhazel 4 Cercidiphyllaceae−− Cercidiphyllum katsura tree 1Crassulaceae Crassuloideae− Crassula pygmyweed 1SempervivoideaeUmbiliceae Rhodiola roseroot stonecrop 2 Hylotelephium stonecrop 3 Phedimus false stonecrop 1 Semperviveae Sempervivum houseleek, hen-and-chickens 1 Sedeae Sedum stonecrop 7Haloragaceae−Myriophylleae Myriophyllum watermilfoil 10 Proserpinaca mermaidweed 2Penthoraceae−− Penthorum ditch-stonecrop 1Grossulariaceae−− Ribes currant, gooseberry 12Saxifragaceae Saxifragoideae Saxifrageae Saxifraga saxifrage 5Heucheroideae Chrysosplenieae Chrysosplenium golden saxifrage 1Heuchereae Tiarella foamflower 1 Mitella miterwort 3 Heuchera alumroot 2 Astilbe florist's spiraea 1