For Peace Seeds Annual List 2012
see the blog PeaceSeedsLive
Dylana Kapuler and Mario DiBenedetto of Peace Seedlings (see PeaceSeedlings.cn) grew excellent crops of several Andean vegetables including oca, mashua pilifera and yacon in 2011.
The photo shows a part of the harvest.
For a copy of their 2012 Seed List, write to Peace Seedlings, 2385 SE Thompson St, Corvallis OR 97333 USA.