Pinkhead Smartweed / Pink Knotweed / Polygonum capitatum. Desolation Trail, Hawaii Volcanoes NP, Big Island, Hawaii, USA.

Pinkhead Smartweed / Pink Knotweed / Polygonum capitatum, on Desolation Trail, in Hawaii Volcanoes National Park, Big Island, Hawaii, USA. Polygonum capitatum (synonym: Persicaria capitata; or Pinkhead Knotweed) is native to western China and the Himalayas. It was introduced to Hawaii as an ornamental groundcover but became naturalized in the wild. On the Big Island, these weedy plants grow along roadsides and in open lava fields at middle elevations.

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Filename: 1701HAW-2721.jpg
Copyright: © Tom Dempsey / PhotoSeek.com
Image Size: 5472x3648 / 6.2MB; http://www.photoseek.com/; Plantae landscape mountain nature people plants volcano
Contained in galleries: 2017 Jan 16-Feb 6: Hawaii: Oahu, Kauai, Big Island, Hawaii: Big Island

Pinkhead Smartweed / Pink Knotweed / Polygonum capitatum, on Desolation Trail, in Hawaii Volcanoes National Park, Big Island, Hawaii, USA. Polygonum capitatum (synonym: Persicaria capitata; or Pinkhead Knotweed) is native to western China and the Himalayas. It was introduced to Hawaii as an ornamental groundcover but became naturalized in the wild. On the Big Island, these weedy plants grow along roadsides and in open lava fields at middle elevations.