Weeds in South Texas and northern MexicoJames H. Everitt, Robert I. Lonard, Christopher R. Little · First published 2007Open the Tome
Trees, Shrubs, and Cacti of South TexasJames H. Everitt, D. Lynn Drawe, Robert I. Lonard · First published 2003Open the Tome
Guide to the Grasses of the Lower Rio Grande Valley, TexasRobert I. Lonard · First published 1993Open the Tome
Woody plants of the lower Rio Grande Valley, TexasRobert I. Lonard · First published 1991Open the Tome
The terrestrial flora of South Padre Island, TexasRobert I. Lonard · First published 1981Open the Tome
