Salsola cf tragus 3 Crystal Cove State Park, Newport Beach, CA 130414 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola cf tragus 4 Crystal Cove State Park, Newport Beach, CA 130414 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola divaricata 1 Montaña Roja, Tenerife 160403 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola divaricata 2 Montaña Roja, Tenerife 160403 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola divaricata 3 Montaña Roja, Tenerife 160403 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola divaricata 4 Montaña Roja, Tenerife 160403 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 1 Kampos, Lesbos, Greece 100512 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 2 Kampos, Lesbos, Greece 100512 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 5 Höllviken Sk 110820 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 6 Höllviken Sk 070812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 7 Höllviken Sk 110820 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 1 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 2 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 5 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 6 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 10 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 11 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 12 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 7 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 9 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tuberculata 1 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tuberculata 2 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tuberculata 3 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tuberculata 4 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tuberculata 5 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola vermiculata 1 Maspalomas, Gran Canaria 080406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola vermiculata 2 Maspalomas, Gran Canaria 080406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola cf kali Springbok, Northern Cape, South Africa 100912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola cf tragus 1 Crystal Cove State Park, Newport Beach, CA 130414 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola cf tragus 2 Crystal Cove State Park, Newport Beach, CA 130414 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola collina 1 Daugavpils stn, Latvia 100712 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola collina 2 Daugavpils stn, Latvia 100712 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola collina 3 Daugavpils stn, Latvia 100712 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola collina 4 Daugavpils stn, Latvia 100712 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola collina 5 Daugavpils stn, Latvia 100712 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 4 Höllviken Sk 070812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola kali 8 Höllviken Sk 110820 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 3 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 4 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola oppositifolia 7 Rambla de Tabernas, Andalucía Spain 220415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 1 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 2 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 3 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 4 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 5 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 6 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Salsola tragus 8 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).