Table 1 Crown group ages (in million of years) estimated for the family Orchidaceae, the five orchid subfamilies, the 'Higher Epidendroids' and the subtribe Goodyerinae, as compared to previous estimates using Penalized Likelihood [4].
Clade | Ramirez et al.[4]: Penalized Likelihood | This study: BEAST, same data set as Ramirez et al.[4] | This study: BEAST, with additional taxa and calibration points |
|---|---|---|---|
|  | Oldest & youngest mean ages (± standard deviations) | Median (95% HPD) | Median (95% HPD) |
Family Orchidaceae | 84 ± 6; 76 ± 5 | 80 (56-105) | 77 (63-92) |
Subfamily Apostasioideae | 49 ± 5; 45 ± 4 | 43 (23-66) | 41 (23-61) |
Subfamily Vanilloideae | 71 ± 5; 65 ± 4 | 58 (39-79) | 57 (43-72) |
Subfamily Cypripedioideae | 37 ± 4; 34 ± 4 | 31 (17-49) | 33 (19-50) |
Subfamily Orchidoideae | 58 ± 5; 52 ± 4 | 50 (34-67) | 53 (42-64) |
Subfamily Epidendroideae | 59 ± 8; 51 ± 7 | 44 (29-60) | 49 (38-62) |
'Higher Epidendroids' | 50 ± 7; 42 ± 6 | 34 (22-45) | 39 (31-49) |
Subtribe Goodyerinae | 38 ± 4; 34 ± 3 | 30 (20-42) | 32 (23-41) |
Dendrobium/Earina | n/a | n/a | 32 (25-40) |