The segregation of six factors in Campanula persicifolia. J Genet, 35, 281–288. Article Google Scholar Gairdner, A E, and Darlington, C D. 1931. Ring-formation in diploid and polyploid Campanula ...
Once established, creeping bellflower is very difficult to remove as even the smallest tiny root fragments can grow entirely new plants. It also spreads very easily as each stem produces up to 15,000 ...