Additional notes (click to expand)


Heliotropium species contain heliotrine, a pyrrolizidine alkaloid, which is both carcinogenic and genotoxic. In male rats, increase in pancreatic islet cell tumours, transitory cell papillomas of the urinary bladder, intestinal testicular tumours. DNA_adduct formation and chromosomal abberations in vivo and in vitro, indicating genotoxicity.
van den Berg, S.J.P.L., Restani, et al., P.. (2011). Levels of Genotoxic and Carcinogenic Compounds in Plant Food Supplements and Associated Risk Assessment. Food and Nutrition Science 2: 989-1010. link

Geographical distribution

  • Southern America, Western South America, Peru

Heliotropium arborescens L. 'Nagano'

Genus: Heliotropium
Species: arborescens L.
Cultivar: 'Nagano'
Distribution summary: Peru
Habit: Annual
Hardiness: H2 - Tender; cool or frost-free greenhouse
Garden status: Not currently grown
Reason for growing: Other use, toxic

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