Alpine Rosy Bells is a common name for Allium oreophilum. Also known as Pink lily-leek or Mountain-loving Onion, this common bulb in the Onion Subfamily (Allioideae) of the Amaryllis Family (Amaryllidaceae) is native to Anatolia, the Caucasus, and central Asia.
It is commonly available from bulb merchants and is sold when-Fall-planted/Spring-flowering bulbs are sold.
For best prices and selection, it is usually best to pre-order such bulbs in Spring for delivery in the Fall.