C. pulla, 6 in., purplish, nodding, on slender erect stalks; C. turbinata, 9 in., purple, broad-belled; C. carpatica, i ft., blue, bfoad-belled; C. nobilis, 12 ft., long-belled, whitish or tinted with chocolate; C. persicifolia, 2 ft., a fine border plant, single or double, white or purple, blooming in July; and C. pyramidalis, 6 ft., blue or white, in tall branching spikes, are good and diverse.
Austrian Hairbell (Campanula Pulla) - One of the most beautiful of the Alpine Hairbells, a native of the Austrian Alps, on high mountain pastures; in the rock garden it should have a shelf of soil in which peat and sand have been mixed.
F. Wilson - A fine hybrid of C. pulla and C. carpatica that no collection should be without.