Alternanthera Forssk. (Amaranthaceae)

Alternanthera 1a Puertito de Güímar, Tenerife 160405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera 1b Puertito de Güímar, Tenerife 160405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera pungens 1 Sandy Beach Park, Oahu, Hawaii 130708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera pungens 2 Sandy Beach Park, Oahu, Hawaii 130708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera reineckii 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera reineckii 2 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera reineckii 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Alternanthera reineckii 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).