Allium rosenbachianum  Allium rosenbachianum is a plant species found high in the Himalayas of Pakistan, Afghanistan, Kyrgyzstan and Tajikistan and cultivated in many other regions as an ornamental. It is a perennial herb with bulbs up to 30 mm across. Scape is up to 100 cm tall, with a spherical umbel of many reddish-purple flowers with long pedicels.