Family Didiereaceae Drake de Castillo – Didierea Family

1. Alluaudia adscendens (Drake) Drake - (southwest Madagascar)
2. Alluaudia procera Drake - (southwest Madagascar)

Family Droseraceae Salisbury – Sundew Family

1. Dionaea muscipula J. Ellis - Venus fly trap - (North & South Carolina)
2. Drosera capensis L. - Sundew - (south Africa)

Family Euphorbiaceae Juss. – Spurge Family

1. Acalypha hispida Burm.f. - Chenille plant - (India)
2. Euphorbia horrida DC. - African milk-barrel - (Cape Province)
3. Euphorbia obesa Hoof.f. - Baseball plant - (South Africa)
4. Euphorbia pulcherrima Willd. ex Kotzsch - Poinsettia - (south Mexico)
5. Euphorbia splendens Bojer ex Hook. - Crown of thorns - (west Madagascar)
6. Euphorbia tirucalli L. - Milk bush - (Uganda, Zaire, Zanzibar)
7. Euphorbia trigona Haw. - African milk tree - (southwest Africa)

Family Geraniaceae Juss. – Geranium Family

1. Pelargonium x hortorum L. H. Bailey - Geranium - (South Africa)

Family Gesneriaceae Dumort. – Gesneriad Family

1. Episcia dianthiflora H.E. Moore & R.G. Wilson - Lace-flower vine - (central Mexico)
2. Nematanthus marianne
3. Nematanthus tropicana - Guppy plant
4. Nematanthus x Black magic
5. Nematanthus perianthomegus (Vell.) H.E. Moore - (Brazil)
6. Sinningia speciosa (Lodd) Hiern - Gloxinia
7. Streptocarpus saxorum Engl. - False African violet - (Tanzania)
8. Streptocarpus x hybridus - Cape Primrose