Template:Yu et al., 2011
- Yu, Y., Downie, S.R., He, X., Deng, X. & Yan, L. 2011. Phylogeny and biogeography of Chinese Heracleum (Apiaceae tribe Tordylieae) with comments on their fruit morphology. Plant Systematics and Evolution 296(3-4): 179-203. DOI: 10.1007/s00606-011-0486-3 Full text PDF from ResearchGate