| Taxon | Fremontodendron californicum |
| group | Eudicots |
| Family | Malvaceae |
| Family common name(s) | mallow; mallows; cotton |
| Genus common name(s) | fremontodendron; fremontia; flannel-bush; flannel bush; flannelbush |
| Species common name(s) | California fremontodendron; California fremontia; California flannel-bush; California flannel bush; California flannelbush; California slippery-elm; California slippery elm; Californian fremontodendron; Californian fremontia; Californian flannel-bush; Californian flannel bush; Californian flannelbush; Californian slippery elm; northern fremontodendron; northern fremontia; northern flannel-bush; northern flannel bush; northern flannelbush; flannel fremontia; common flannel-bush; common flannel bush; common flannelbush |
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| Common name(s) generally applied to other taxa or multiple taxa | slippery elm is more commonly applied to Ulmus taxa; silver oak, leather-wood, leatherwood, flannel flower, flannel flower bush, flannelflower bush are applied to taxa in multiple families |
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| Synonymy: The Jepson Manual (1993), FNA, PLANTS, etc | Sterculiaceae; subsp. californicum; subsp. crassifolium (Eastw.) J.H. Thomas; subsp. napense (Eastw.) Munz; subsp. obispoense (Eastw.) Munz |
