Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KUMAZAWA Masao,Analytical Studies on the Anodic and Cathodic Positions of Prophylls in Some Dicotyledonous Plants III. Erigeron sumatrensis,Shokubutsugaku Zasshi,0006-808X,The Botanical Society of Japan,1963,76,902,299-308,https://cir.nii.ac.jp/crid/1390001204224043904,https://doi.org/10.15281/jplantres1887.76.299