Fig. 3From: Tulasnella calospora (UAMH 9824) retains its effectiveness at facilitating orchid symbiotic germination in vitro after two decades of subculturingGreenhouse-established seedlings of Spiranthes cernua on soil after being vernalized at 4 °C prior for three months in darkness. These seedlings initiated anthesis after 421 days (331 days in lab culture plus 3 months in vernalization)Back to article page