Syn.: Huernia confusa E. Phillips
Family: Apocynaceae Juss.

Syn.: Stapelia thuretii (Cels) Croucher, Huernia inornata Oberm., Huernia striata Oberm.
Family: Apocynaceae Juss.

Syn.: Cereus guatemalensis (Eichler) A. Berger, Cereus tricostatus Rol.-Goss., Cereus trigonus var. guatemalensis Eichler, Cereus undatus Pfeiff., Cereus undulatus D. Dietr., Hylocereus guatemalensis (Eichlam) Britton et Rose, Hylocereus tricostatus (Gosselin) Britton et Rose
Family: Cactaceae Juss.

Syn.: Choretis galvestonensis Herbert, Hymenocallis galvestonensis (Herbert) Baker, H. galvestonensis subsp. angustifolia Traub, Pancratium liriosme Raf.
Family: Amaryllidaceae Jaume St.-Hil.

Family: Solanaceae Juss.

Syn.: Hypericum officinarum Crantz, nom. illeg., Hypericum vulgare Lam., nom. illeg.
Family: Hypericaceae Juss.

Syn.: Hyssopus angustifolius M. Bieb., Hyssopus borealis Domin, Hyssopus decumbens Jord. et Fourr., Hyssopus officinalis var. borealis (Domin) Dostál, Thymus hyssopus E. H. L. Krause
Family: Lamiaceae Martinov