From: Exploring molecular evolution of Rubisco in C3 and CAM Orchidaceae and Bromeliaceae
 |  | Relative importance | |
---|---|---|---|
Variable site | xerror | δ13C | Habitat preference |
Orchids | |||
 89 | 0.96 | 85 | 15 |
 224 | 0.74 | 63 | 37 |
 225 | 0.90 | 81 | 19 |
 375 | 0.51 | 65 | 35 |
Bromeliads | |||
 91 | 0.83 | 100 | – |
 142 | 0.96 | 93 | 7 |
 219 | 0.93 | 56 | 44 |
 225 | 0.89 | 100 | – |
 255 | 0.82 | 99 | 1 |
 407 | 0.66 | 100 | – |
 464 | 0.97 | 100 | – |
 468 | 0.83 | 93 | 7 |