Photo courtesy of Ms.Lefty
Rose breeder Listing last updated on 26 Jun 2019.
is a dynamo. He has hybridized over 80 roses. He is the youngest individual to ever have developed an All-American Rose. He is also one of the first major rose hybridizers to set up a site on the Worldwide Web. There are a number of photos of his roses on his site, by the way. He has been an independent rose hybridizer since 1987.
[From Botanica's Roses
, p. 677:] Christensen succeeded Swim at Armstrongs and has been active since the 1970s...
[Some of his roses were registered in conjunction with H.C. Swim and you'll find them listed under "Swim and Christensen".