Long-rising Type II supernovae from Palomar Transient Factory and Caltech Core-Collapse Project

F. Taddia, J. Sollerman, C. Fremling, K. Migotto, A. Gal-Yam, S. Armen, G. Duggan, M. Ergon, Alexei V. Filippenko, C. Fransson, G. Hosseinzadeh, Mansi M. Kasliwal, R. R. Laher, G. Leloudas, Douglas C. Leonard, R. Lunnan, F. J. Masci, D.S Moon, Jeremy M Silverman, P.R. Wozniak