Robert I. Lonard

Weeds in South Texas and Northern Mexico

A Guide to Identification

"Identification guide to the 188 most common species of weedy plants in South Texas and Northern Mexico. Presents information to identify the plants, ...

Trees, Shrubs & Cacti of South Texas

Guide to the shrubs, trees, and cacti of Southern Texas, with descriptions and colored photographs of each plant....

Field Guide to the Broad-leaved Herbaceous Plants of South Texas

Used by Livestock and Wildlife

Profiles 185 broad-leaved herbaceous plants in Texas, focusing on southern Texas, that are useful to landowners, providing color photos, comments, and...

Guide to Grasses of the Lower Rio Grande Valley, Texas

An original illustrated guide for the identification of the approximately 200 species of native and introduced grasses occurring in Starr, Hidalgo, Ca...