J.R.I.Wood (DC.) 2008 - Wood JRI A revision of Tecoma Juss. (Bignoniaceae) in Bolivia. Botanical Journal of the Linnean Society 156(1): 143-172. doi: 10.1111/j.1095-8339.2007.00731.x.
There is no corrections for Tecoma fulva subsp. guarume yet.