Hesperaloe funifera 3 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe funifera 4 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe funifera 5 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe funifera 6 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 2 (cult) Tucson, Arizona 130424 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 4 (cult) Tucson, Arizona 130424 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 5 (cult) Tucson, Arizona 130424 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 6 (cult) Tucson, Arizona 130424 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 9 (cult) N Tucson, Arizona 130423 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe funifera 1 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe funifera 2 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe funifera 7 (cult), Tucson, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 1 (cult) N Tucson, Arizona 130423 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 3 (cult) Tucson, Arizona 130424 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 7 (cult) N Tucson, Arizona 130423 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Hesperaloe parviflora 8 (cult) N Tucson, Arizona 130423 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).