Fig. 2From: Seed viability testing for research and conservation of epiphytic and terrestrial orchidsThe probability of finding viable seeds (PSV) after subjecting to three seed viability tests; Evans blue test (EB), Fluorescein diacetate test (FDA) and Tetrazolium test (TTC) for (a) epiphytic and (b) terrestrial orchids, without sterilization (NS) and with sterilization (S) of seedsBack to article page