Ours are weak plants

Named after a Swiss mountain.  Flowers pale mauvish-pink.  Sepals narrow at the base and not overlapping

Flower colour: Blue on acid soil

Compact growth and tightly packed flowers

Gardens found in 28 pre 2000 surveys DA TR MS

Gardens found in the 10 surveyed in 2010: DA ESV NAN AW

UK  Plant Finder 2012: Not listed.