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Tree Tobacco (Nicotiana glauca)
Trees Around Las Vegas, Vegetation Around Las Vegas
Tree Tobacco (Nicotiana glauca)

General: Tree Tobacco (Nicotiana glauca) is a short, many stemmed-tree (or large shrub) with rubbery, green leaves. The flowers are yellow, long and tubular, and occur in large clusters.

Around Las Vegas, Tree Tobacco is an uncommon components of wash communities in the Lower Sonoran (Creosote-Bursage Flats) and Upper Sonoran (Mojave Desert Scrub) life zones. Look for this species in wet areas, especially areas along the lower Las Vegas Wash (Wetlands Preserve) and Lake Mead.

This is an invasive weed. If hikers and other visitors to the native habitats around Las Vegas see this species, please report the observation to the Nevada Department of Agriculture using their online forms. If you have this species on your private property, please consider eradicating it.

Tree Tobacco (Nicotiana glauca)

Keep an eye out for this species. Land managers are actively working to eradicate Tree Tobacco, so hopefully you won't see it anywhere. Tree Tobacco is on the "Watch Weeds" list in the Lower Las Vegas Wash.

Family: Nightshade (Solanaceae).

Other Names:

Plant Form: Many branching tree or large shrub.

Height: Usually 10-15 ft, to about 20 ft.

Trunk: Many branches beginning near the ground.

Tree Tobacco (Nicotiana glauca)

Leaves: Thick, rubbery, and entire with smooth edges. Leaves glabrous (without hairs) and glaucous (covered with a white, powdery film that is easy to rub off).

Flowers: Blooms late spring to early summer. Flowers long, tubular, yellow.

Seeds:

Habitat: Disturbed lands.

Tree Tobacco (Nicotiana glauca)

Distribution: This invasive species is native to South America. It has become established across the southern U.S. and a few more-northern areas.

Elevation: Near sea level to 3,500 feet.

Comments: Invasive Weed. This species still is uncommon around Las Vegas -- let's keep it that way!

Tree Tobacco (Nicotiana glauca)
Typical habitat along old road in powerline corridor
Tree Tobacco (Nicotiana glauca)
Removal of Tree Tobacco during road maintenance
Tree Tobacco (Nicotiana glauca) Tree Tobacco (Nicotiana glauca)
Tree Tobacco (Nicotiana glauca)
Flowers
Tree Tobacco (Nicotiana glauca)
Flower showing stamens and pistil
Tree Tobacco (Nicotiana glauca)
Dried seed pods (sepals)
more to come ...

Note: All distances, elevations, and other facts are approximate. Names generally follow the USDA database.
copyright; Last updated 141119

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