Ilex laevigata (Pursh) Gray
| Notes on the mammals of the Catskill Mountains, New York, with general remarks on the fauna and flora of the region Edgar A Mearns (1898) Proceedings of The United States National Museum 21: 341-360 | |
| The genera of Celastrales in the southeastern United States G K Brizicky (1964) Journal of the Arnold Arboretum 45: 206-234 |