Q. Is the Texas Ranger shrub in the Sage family? This question is prompted by allergies to the Sage family of plants.
A. No, Texas Ranger or Texas Sage is not part of the Sage family. Texas Ranger is also known as Leucophyllum fretescens.
The following is from Wikipedia and it is a breakdown of its taxonomy. It is in the same Order, but not the same Family. I would guess that they do not have a close enough association to cause the same types of allergies but this is not a guarantee.
Taxonomies are a human invention and plants may or may not follow these classifications regarding their physiology.
This is a breakdown of the taxonomy of Texas Sage or Texas Ranger.
Species: L. frutescens
This is the herb called Sage known as Salvia officinalis. This is also from Wikipedia and a breakdown of its taxonomy.
Species: S. officinalis