| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Abies nordmanniana (Steven) Spach (Caucasian Fir) | 0 | 1 | 0 |
| Abies pinsapo Boiss. (Spanish Fir) | 0 | 1 | 0 |
| Abies procera Rehd. (noble fir) | 0 | 1 | 0 |
| Abortiporus | 1 | 0 | 0 |
| Abortiporus biennis (Bull.) Singer 1944 | 0 | 1 | 0 |
| Abronia (Arboreal Alligator Lizards) | 0 | 1 | 0 |
| Abrus (abrus) | 1 | 0 | 0 |
| Abrus precatorius L. (rosarypea) | 0 | 1 | 0 |
| Absidia | 0 | 1 | 0 |
| Absidia | 3 | 1 | 0 |
| Absidia fusca | 0 | 21 | 0 |
| Absidia repens Tiegh. 1878 | 0 | 1 | 0 |
| Absidia spinosa Lendn. 1907 | 0 | 6 | 0 |
| Abutilon (Indian mallow) | 1 | 0 | 0 |
| Abutilon menziesii Seem. (ko'oloa 'ula) | 0 | 1 | 0 |
