Flow cytometry confirms reticulate evolution and reveals triploidy in Central European Diphasiastrum taxa (Lycopodiaceae, Lycophyta) - Bennert, H W; Horn, K; Kauth, M; Fuchs, J; Jakobsen, I SB; Ollgaard, B; Schnittler, M; Steinberg, M; Viane, R (Ann Bot, 2011)