Cuphea cf llavea (Cuphea x purpurea) 3 Lund Bot Garden 080915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea hyssopifolia 2 Lund Bot Garden 080516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea hyssopifolia 3 Lund Bot Garden 080516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea hyssopifolia 4 Lund Bot Garden 080516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea hyssopifolia 5 Lund Bot Garden 080516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea ignea 6 Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea lanceolata 3 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

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

Cuphea lanceolata 6 Bergianska, Stockholm 010829 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea cf llavea (Cuphea x purpurea) 1 Lund Bot Garden 080915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea cf llavea (Cuphea x purpurea) 2 Lund Bot Garden 080915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea hyssopifolia 1 Lund Bot Garden 080516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea ignea 1 Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea ignea 2 Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea ignea 3 Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea ignea 4 Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cuphea ignea 5 Lund Bot Garden 070718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

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

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

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

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

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

Cuphea lanceolata 7 Bergianska, Stockholm 010829 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

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

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

Cuphea viscosissima Bergianska, Stockholm 050913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).