Thermopsis divaricarpa 4 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis divaricarpa 6 Göteborg Bot Garden 130524 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis fabacea 4 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis lupinoides 5 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 10 Lund Bot Garden 140523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 13 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 9 Lund Bot Garden 140523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis divaricarpa 1 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis divaricarpa 2 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis divaricarpa 3 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis divaricarpa 5 Göteborg Bot Garden 130524 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis fabacea 1 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis fabacea 2 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis fabacea 3 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis fabacea 5 Bergianska, Stockholm 010605 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis lupinoides 1 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis lupinoides 2 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis lupinoides 3 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis lupinoides 4 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 1 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 11 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 12 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 14 Copenhagen Bot Garden 080513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 2 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 3 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 4 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 5 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 6 Lund Bot Garden 140523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 7 Lund Bot Garden 140523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Thermopsis montana 8 Lund Bot Garden 140523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).