| Common Name | Scientific Name | Code |
| n/a | Buxus balearica Lam. | BUBA6 |
| n/a | Buxus harlandii Hance | BUHA4 |
| n/a | Buxus laevigata (Sw.) Spreng. [excluded] | BULA10 |
| Allegheny-spurge | Pachysandra procumbens Michx. | PAPR7 |
| boxwood | Buxus L. | BUXUS |
| Buxus laevigata | Buxus citrifolia auct. non (Willd.) Spreng. [excluded] | BUCI4 |
| Buxus laevigata | Tricera citrifolia Willd. [excluded] | TRCI4 |
| Buxus vahlii | Tricera vahlii (Baill.) Britt. | TRVA3 |
| common box | Buxus sempervirens L. | BUSE2 |
| Japanese pachysandra | Pachysandra terminalis Sieb. & Zucc. | PATE11 |
| littleleaf boxwood | Buxus microphylla Siebold & Zucc. | BUMI5 |
| pachysandra | Pachysandra Michx. | PACHY3 |
| Puerto Rico box | Buxus portoricensis Alain | BUPO |
| Vahl's box | Buxus vahlii Baill. | BUVA |