Trichocereus-macrogonus-KK923-NMCR_2010 Published November 8, 2014 at 1280 × 960 in NMCR 2010 macrogonus-pachanoi ← Previous Next → Trichocereus macrogonus KK923 at NMCR in 2010. Mother plant from Knize seeds that were planted in 1980.