Angiospermae - Fabales - Fabaceae
Parent taxon: Fabaceae according to Z. X. Wang and B. N. Sun 2022
Sister taxa: Acacia, Aeschynomenoxylon, Afzelia, Albizinium, Archidendron, Baphioxylon, Baphioxylon, Barnebydendron, Bauhinia, Bauhinioxylon, Berlinia, Butea, Caesalpinia, Callerya, Canavalia, Cassia, Cassinium, Ceratonia, Copaifera, Crotalaria, Cynometra, Dalbergia, Derris, Dewevrea, Dialium, Dialiumoxylon, Dussia, Ebenopsis, Entada, Erichsenia, Erythrina, Euacacioxylon, Faboideae, Hedysareae, Hoffmannseggia, Hopeoxylon, Humboldtia, Indigofera, Ingoxylon, Isoberlinioxylon, Kingiodendron, Koompassia, Koompassioxylon, Leguminocarpon, Leguminophyllum, Listia, Macrolobium, Margocolporites, Mezcala, Millettia, Millettioxylon, Mimosoideae, Mora, Mucuna, Myrtacidites, Neoapaloxylon, Neonotonia, Ohashia, Ohwia, Ormosia, Ormosioxylon, Ougenioxylon, Oxylobium, Pahudioxylon, Paracacioxylon, Parapiptadenia, Peltophoroxylon, Pericopsoxylon, Phaeoceros, Phaseolus, Philenoptera, Pongamia, Praedapollis, Pterocarpus, Pueraria, Rothia, Samanea, Sesbania, Sindora, Spathionema, Spirosyncolpites, Tadehagi, Tephrosia, Vatairea, Wagatea, Whitfordiodendron, Leucaena, Mimosoxylon, Vicia, Faboidea, Diphyllites, Dalbergiophyllum, Berlinioxylon, Leguminocarpum, Diphysa, Adenantheroxylon, Pterocarpoxylon, Robinoxylon, Lespedeza, Gleditschites, Cynometrophyllum, Felixia, Tamarindoxylon, Cassioxylon, Brachystegioxylon, Caesalpinioideae, Pterogynoxylon, Mimosaceoxylon, Cottaites, Amorpha, Aeschynomene, Desmodium, Fontainea, Taenioxylon, Phaca, Schmidites, Pisum, Bauhinioxylon, Cladrastis, Astragalus, Colutea, Strongylodon, Desmodophyllum, Falcicutis, Inga, Leguminoxylon, Wisteria, Tetrapleuroxylon, Erythrophleum, Erythrophloeoxylon, Dichrostachyoxylon, Papilionaceophyllum, Ungerites, Thermopsis, Gleditsioxylon, Leguminosites, Podalyriophyllum, Fichtelites, Caesalpinaceae, Palaeolobium, Micropodium, Andiroxylon, Vouapa, Martyia, Polyadopollenites, Pycnolobium, Campylotropis, Albizia, Acacioxylon, Diplophyllum, Bauhinites, Enantiophyllites, Caesalpinioxylon, Adelocercis, Zittelia, Cytisus, Gymnocladus, Dalbergioxylon, Ervites, Albizzioxylon, Ingophyllum
Subtaxa: Cercis
Ecology: "photoautotroph"
Distribution:
• Quaternary of China (1 collection), Japan (1)
• Miocene to Oligocene of United States (1: Montana)
• Miocene of China (5), Ecuador (2), Japan (1), United States (3: Montana, Nevada, Washington)
• Oligocene to Miocene of United States (2: Montana)
• Oligocene of China (1), United States (6: Montana, Oregon)
• Eocene to Oligocene of United States (4: Colorado)
• Eocene of China (1), United States (1: Colorado)
Total: 29 collections including 30 occurrences