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iNat·787459SpeciesPlantae10,188 field observations
  1. Plants
  2. ›Vascular Plants
  3. ›flowering plants
  4. ›Dicots
  5. ›Gentians, Dogbanes, Madders, and Allies
  6. ›madder family
  7. ›Rubioideae
  8. ›Spermacoceae
  9. ›Hexasepalum
rough buttonweed
Plate 1 of 8. (c) Michael J. Papay, some rights reserved (CC BY), uploaded by Michael J. Papay · via iNaturalist

rough buttonweed

Hexasepalum teres

Hexasepalum teres is a species of flowering plant in the coffee family known by the common names poorjoe and rough buttonweed. This annual plant is native to Mexico, Central America, South America, the West Indies and the United States from California to Florida and from Kansas to Massachusetts. The species is also naturalized in the Netherlands, the Canary Islands, Western Africa, Angola, China, Japan and Korea, India, and Madagascar.

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Hexasepalum teres in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 787459.