Thurovia is a genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of flowering plants in the daisy family

Asteraceae

The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...

.

Thurovia triflora (triflora rose or threeflower snakeweed), is generally found in
east-central and south eastern Texas, and is the only species in the thurovia genus.
It has the synonymous classification of Gutierrezia triflora, which is not commonly used, although the plant was introduced in the State of Ohio

Flora of Ohio

This list includes plants native and introduced to the state of Ohio, designated and , respectively. Varieties and subspecies link to their parent species.- A :*Abies balsamea var...

as Gutierrezia Texana.

Although the species has been proposed for planting on freeway medians, it has not been
widely researched
http://www.natureserve.org/explorer/servlet/NatureServe?searchName=Gutierrezia+triflora

Taxonimically, it is categorized as follows:

Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Asteridae
Order Asterales
Family Asteraceae – Aster family
Genus Thurovia Rose – thurovia
Species Thurovia triflora Rose also known as threeflower snakeweed

Source: http://plants.usda.gov/java/profile?symbol=THTR7