Taxon - Odkazy a literatura
Picrasma excelsa (Sw.) Planch. - hořčina ztepilá
IUCN Red List of Threatened Species 2024-1 [38910]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [jako Picrasma excelsa (Sw.) Planch.]
Datum citace: 29. leden 2024
Kew Science - Plants of the World online 2024-05 [813955-1]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [jako Picrasma excelsa (Sw.) Planch.]
Datum citace: 30. leden 2025
ARKive [/picrasma/picrasma-excelsa/]
ARKive [http://www.arkive.org] [SKRYTO]
Datum citace: 16. prosinec 2010
C. Ulloa et al. (2017): An integrated assessment of the vascular plant species of the Americas, Science. 358. 1614-1617 [jako Picrasma excelsa (Sw.) Planch.]Datum citace: 19. září 2019