Mustaqim, Wendy A., Zulfan Arico, Misdi, and Prima W.k. Hutabarat. 2026. “Heptapleurum kemirianum (Araliaceae), a New Subalpine Endemic Shrub from Gayo Plateau, Sumatra”. Phytotaxa 754 (1). Auckland, New Zealand:115-19. https://doi.org/10.11646/phytotaxa.754.1.7.