|Do you have any info on a summer bulb called Star of Bethlehem? Looks like a giant white allium, is about 4' tall and blooms late summer.|
|Ornithogalum umbellatum is the genus and species name.
A plant source database search came up with the following possibilities. You will need to check with them directly for availability.
McClure & Zimmerman, http://www.mzbulb.com
We-Du Nurseries, http://www.we-du.com