Reference

Christoph Dobes, Marcus Koch (2003): Phylogeographic analysis of extensively sympatric and highly diverse chloroplast haplotypes {trnl intron-frnL/F IGS) in North American Arabis drummondii, A. x divaricarpa, and A. holboellii (Brassicaceae) – Palmarum Hortus Francofortensis - Wissenschaftliche Berichte – 7_2003: 142.