Solanum commersoniiPoir.

Commerson's nightshade

WFO wfo-0001027157 Accepted WFO 2026-06 8 photographs CC0 / CC BY

Plate 1 figs. a–h · 8 separate observations

Solanum commersonii, photographed by demianlescano
fig. a demianlescano, CC0 1.0 / 2022-04-09 / obs. 187346709
Solanum commersonii, photographed by Adriana Machado
fig. b Adriana Machado, CC BY 4.0 / obs. 162746237
Solanum commersonii, photographed by Elizabeth Ging
fig. c Elizabeth Ging, CC BY 4.0 / obs. 125465531
Solanum commersonii, photographed by demianlescano
fig. d demianlescano, CC0 1.0 / obs. 65925633
Solanum commersonii, photographed by Eduardo Luis Beltrocco
fig. e Eduardo Luis Beltrocco, CC BY 4.0 / obs. 113886442
Solanum commersonii, photographed by Luísa Moura
fig. f Luísa Moura, CC BY 4.0 / obs. 182880479
Solanum commersonii, photographed by Roderick Cameron
fig. g Roderick Cameron, CC BY 4.0 / obs. 181855467
Solanum commersonii, photographed by Lalys
fig. h Lalys, CC BY 4.0 / obs. 179756731

Every figure is a research-grade observation under CC0, CC BY or CC BY-SA, rehosted with the photographer’s name, the licence and the observation it came from. Photographs under a NonCommercial licence are excluded from this site and are never stored, which costs us a great many pictures and is not negotiable.

Native range 3 botanical countries

Regions where Solanum commersonii is native: Argentina Northeast, Brazil South, Uruguay Argentina NortheastBrazil SouthUruguay
Native distribution of Solanum commersonii, after Kew’s World Checklist of Vascular Plants. Introduced, extinct and doubtful records are excluded, so this is where the plant is from, not everywhere it now grows.
RegionTDWG codeContinent
Argentina Northeast AGE SOUTHERN AMERICA
Brazil South BZS
Uruguay URU

Region boundaries approximated from Natural Earth (public domain) and mapped to TDWG World Geographical Scheme for Recording Plant Distributions (WGSRPD) level-3 botanical countries (Brummitt 2001). Indicative, not the official WGSRPD geometry.

Also published as 33 synonyms

A synonym is not an error. It is a record of botanists disagreeing, in print, about where this plant belongs. Each of these was somebody’s considered answer.

  • Solanum acroleucum Bitter
  • Solanum commersonii
  • Solanum commersonii f. commersonii
  • Solanum commersonii f. mechonguense (Bukasov) Correll
  • Solanum commersonii subsp. commersonii
  • Solanum commersonii var. commersonii
  • Solanum commersonii var. depauperatum Bitter
  • Solanum commersonii var. ellipticans Bitter
  • Solanum commersonii var. glabratum Hook.f.
  • Solanum commersonii var. indigoticascens Bitter
  • Solanum commersonii var. pubescens Sendtn.
  • Solanum commersonii var. raphanistrum Bitter
  • Solanum commersonii var. rosulans Bitter
  • Solanum commersonii var. violaceum Herter
  • Solanum debile Dunal
  • Solanum henryi Bukasov & Lechn.
  • Solanum henryi f. henryi
  • Solanum henryi f. laticalix Lechn.
  • Solanum henryi f. pubescens Lechn.
  • Solanum laticalix Lechn.
  • Solanum mechonguense Bukasov
  • Solanum mechonguense (Bukasov) Correll
  • Solanum mercedense Bukasov
  • Solanum nicaraguense Rydb.

and 9 more.

Sourcesevery claim on this page

  1. World Flora Online Plant List. accepted name, authority, classification. CC0. Retrieved 2026-07-12.
  2. iNaturalist. photographs and flowering annotations, CC0 / CC BY / CC BY-SA only. per photograph. Retrieved 2026-06-27.
  3. Wikidata. common name (P1843), joined on the World Flora Online identifier (P7715). CC0. Retrieved 2026-07-13.
  4. Kew, World Checklist of Vascular Plants (WCVP v16). native distribution by TDWG level-3 botanical country, and life form. CC BY 3.0. Retrieved 2026-06-04.

We publish what we can source and we say so when we cannot. This page has no care advice and no toxicity claim, because we do not yet have those from a source we can cite.