The following is a list of cultivated species which at least some of the time possess this spot-character.
Strong-smelling in an unpleasant way
| Family | Species | Comment |
| Apocynaceae subfamilies Asclepiadoideae and Secamonoideae | Stapelia gigantea | |
| Apocynaceae subfamilies Asclepiadoideae and Secamonoideae | Stapelia leendertziae | |
| Cannabaceae | Cannabis sativa | Said to be 'rank-smelling' per FZ |
| Malvaceae subfamily Bombacoideae | Adansonia digitata |