Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

Home to the plants of the Sonoran, Chihuahuan and Mojave Deserts

Cirsium ochrocentrum, Yellowspine Thistle

Bignoniaceae, Trumpet Creeper Family

The Bignoniaceae Family consists of mostly woody species; some are "subwoody" vines or subshrubs. A few are herbaceous plants found in higher elevation montane habitats. Included here are several climbing or twining lianas. Bignoniaceae plants have a world-wide distribution in appropriate habitats and some species are native to temperate zones. Northern South America has the highest diversity of Bignoniaceae.

Members of this family are important for their cultivated ornamentals including the Jacaranda tree with its beautiful trumpet-shaped flowers. Other commercial species include the African Tulip Tree (Spathodea campanulata) and Trumpet Trees or Roble Trees of the genus Tabebuia. Some species of Tabebuia are also raised to produce timber.

The Bignoniaceae Family is commonly known as the Trumpet Creeper Family. It has 85 genera and over 840 recognized species. 3 species in Bignoniaceae in Arizona.

References:
The Plant List. A working list of all known plant species.[ April 2, 2015]
http://www.theplantlist.org/browse/A/Bignoniaceae/
Wikipedia contributors, 'Bignoniaceae', Wikipedia, The Free Encyclopedia, 10 March 2015, 23:16 UTC,
[accessed 2 April 2015]
U.S. Dept. of Agriculture, Natural Resources Conservation Service on-line database – ITIS search