Black Rampion

Phyteuma (P) nigrum, the black rampion, is a relatively rare species of plant in the family Campanulaceae. P. nigrum is located in central to northern Europe, primarily concentrated in Scandinavia. Much progress is yet to be made in forming concrete evolutionary relationships within this family and between the genera, but the molecular data from P. nigrum has contributed to the progress made in completing the evolutionary tree. The decrease in P. nigrum numbers over the past...