Paspalum dilatatum 2 Bergianska, Stockholm 041005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Paspalum dilatatum 1 Bergianska, Stockholm 041005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Paspalum paspalodes 1 Lake Kerkini, N Greece 180702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Paspalum paspalodes 2 Lake Kerkini, N Greece 180702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Paspalum paspalodes 3 Lake Kerkini, N Greece 180702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Paspalum paspalodes 4 Lake Kerkini, N Greece 180702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Paspalum paspalodes 5 Lake Kerkini, N Greece 180702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).